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Note: These data are available in spreadsheet format by clicking the ''Download Series History'' link on the previous page (with drop-down menu bar at top).
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Singapore Residual Fuel Oil 180 Spot Price FOB (Cents per Gallon)
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Week Of Mon  Tue  Wed  Thu  Fri 
  1986 Jun- 2 to Jun- 6 20.80 20.80 20.80 20.44 20.25
  1986 Jun- 9 to Jun-13 19.88 19.15 18.78 18.78
  1986 Jun-16 to Jun-20 18.78 18.78 18.41 18.41 18.78
  1986 Jun-23 to Jun-27 18.78 19.15 19.52 19.52 19.52
  1986 Jun-30 to Jul- 4 19.52 19.88 19.88 19.88 20.25
  1986 Jul- 7 to Jul-11 19.52 19.15 18.41 18.41 18.23
  1986 Jul-14 to Jul-18 17.86 17.86 17.86 17.86 16.75
  1986 Jul-21 to Jul-25 16.75 16.75 16.94 17.31 17.31
  1986 Jul-28 to Aug- 1 17.31 16.75 16.75 16.75 16.75
  1986 Aug- 4 to Aug- 8 16.75 17.49 17.49 17.49 20.07
  1986 Aug-11 to Aug-15 20.80 20.80 24.49 25.22 27.80
  1986 Aug-18 to Aug-22 28.17 28.17 28.54 28.54 27.80
  1986 Aug-25 to Aug-29 25.96 25.96 26.14 26.14 27.06
  1986 Sep- 1 to Sep- 5 27.06 27.43 27.43 27.43 27.43
  1986 Sep- 8 to Sep-12 28.17 28.54 28.54 29.46 29.46
  1986 Sep-15 to Sep-19 29.46 29.46 29.46 28.17 28.17
  1986 Sep-22 to Sep-26 28.17 27.99 27.25 26.88 26.33
  1986 Sep-29 to Oct- 3 25.96 25.59 25.59 25.59 25.59
  1986 Oct- 6 to Oct-10 25.59 25.59 25.96 25.96 26.51
  1986 Oct-13 to Oct-17 26.88 26.88 26.88 26.33
  1986 Oct-20 to Oct-24 26.33 25.78 25.78 25.96 26.14
  1986 Oct-27 to Oct-31 25.96 25.96 25.59 24.30 24.12
  1986 Nov- 3 to Nov- 7 23.93 23.93 24.30 24.30 24.30
  1986 Nov-10 to Nov-14 24.49 24.49 24.49 24.67 24.67
  1986 Nov-17 to Nov-21 24.67 24.67 25.04 25.22 25.22
  1986 Nov-24 to Nov-28 25.22 25.59 25.59 26.14 26.14
  1986 Dec- 1 to Dec- 5 26.33 26.33 26.70 26.70 27.06
  1986 Dec- 8 to Dec-12 28.17 28.17 28.17 27.99 27.99
  1986 Dec-15 to Dec-19 27.99 28.35 29.64 29.64 30.75
  1986 Dec-22 to Dec-26 31.48 34.43 34.43
  1986 Dec-29 to Jan- 2 34.43 34.43 2.03 2.03
  1987 Jan- 5 to Jan- 9 2.39 4.23 4.23 4.23 3.13
  1987 Jan-12 to Jan-16 3.13 3.68 3.68 3.68 4.05
  1987 Jan-19 to Jan-23 4.05 4.97 4.97 3.87 2.76
  1987 Jan-26 to Jan-30 0.74 0.37 36.27 36.27 36.27
  1987 Feb- 2 to Feb- 6 35.72 36.27 36.27 35.35 35.35
  1987 Feb- 9 to Feb-13 34.80 34.43 32.77 31.48 30.93
  1987 Feb-16 to Feb-20 30.38 30.19 30.01 29.46 29.46
  1987 Feb-23 to Feb-27 29.46 29.83 28.91 28.91 29.27
  1987 Mar- 2 to Mar- 6 27.99 27.99 29.46 29.83 30.01
  1987 Mar- 9 to Mar-13 30.75 31.30 32.40 34.06 35.35
  1987 Mar-16 to Mar-20 35.35 35.35 35.53 35.35 35.35
  1987 Mar-23 to Mar-27 35.72 35.90 35.35 34.80 34.80
  1987 Mar-30 to Apr- 3 34.98 35.17 36.09 35.72 36.45
  1987 Apr- 6 to Apr-10 0.74 1.84 2.58 2.58 2.39
  1987 Apr-13 to Apr-17 2.39 1.66 1.84 1.47
  1987 Apr-20 to Apr-24 1.47 1.47 1.47 1.84 2.21
  1987 Apr-27 to May- 1 2.58 3.87 3.87 3.87 3.87
  1987 May- 4 to May- 8 3.68 3.13 2.39 2.58 2.58
  1987 May-11 to May-15 2.58 2.58 2.76 2.76 2.58
  1987 May-18 to May-22 2.95 3.50 3.50 3.87 3.87
  1987 May-25 to May-29 3.68 3.13 3.50 3.68 3.68
  1987 Jun- 1 to Jun- 5 3.68 3.87 3.87 3.50 3.50
  1987 Jun- 8 to Jun-12 3.50 3.50 3.50 3.50 3.50
  1987 Jun-15 to Jun-19 3.87 3.87 4.23 4.23 4.23
  1987 Jun-22 to Jun-26 4.23 4.42 4.79 4.79 4.79
  1987 Jun-29 to Jul- 3 5.16 5.16 5.34 5.71 6.26
  1987 Jul- 6 to Jul-10 6.26 6.63 6.81 6.81 7.00
  1987 Jul-13 to Jul-17 7.00 7.00 7.00 7.00 7.36
  1987 Jul-20 to Jul-24 7.73 8.47 8.84 9.21 9.21
  1987 Jul-27 to Jul-31 8.47 7.55 7.92 7.36 7.55
  1987 Aug- 3 to Aug- 7 7.92 8.10 8.10 7.92 7.73
  1987 Aug-10 to Aug-14 7.73 6.81 6.44 5.89 5.16
  1987 Aug-17 to Aug-21 4.42 3.68 2.95 2.21 1.47
  1987 Aug-24 to Aug-28 0.74 36.45 35.35 35.35 36.64
  1987 Aug-31 to Sep- 4 0.55 1.29 1.66 2.21 2.58
  1987 Sep- 7 to Sep-11 2.58 2.03 0.55 0.55 0.92
  1987 Sep-14 to Sep-18 36.64 36.27 36.27 35.72 35.53
  1987 Sep-21 to Sep-25 35.53 35.53 35.53 35.90 36.27
  1987 Sep-28 to Oct- 2 36.27 36.64 0.18 0.18 36.45
  1987 Oct- 5 to Oct- 9 36.45 36.09 35.53 35.35 35.35
  1987 Oct-12 to Oct-16 35.17 35.17 35.90 35.90 35.90
  1987 Oct-19 to Oct-23 36.45 36.64 36.64 0.37 1.29
  1987 Oct-26 to Oct-30 0.74 0.74 0.74 0.37 0.18
  1987 Nov- 2 to Nov- 6 36.64 36.64 36.45 36.09 35.72
  1987 Nov- 9 to Nov-13 35.72 34.61 34.25 34.43 34.25
  1987 Nov-16 to Nov-20 34.25 33.88 33.14 32.40 31.67
  1987 Nov-23 to Nov-27 31.67 31.30 31.67 32.40 32.40
  1987 Nov-30 to Dec- 4 32.40 32.77 32.77 32.04 31.67
  1987 Dec- 7 to Dec-11 31.85 31.85 31.85 31.85 32.04
  1987 Dec-14 to Dec-18 32.04 30.38 29.83 27.25 24.49
  1987 Dec-21 to Dec-25 24.30 24.86 25.96 25.96
  1987 Dec-28 to Jan- 1 26.51 26.51 26.51 27.06
  1988 Jan- 4 to Jan- 8 27.06 27.06 28.91 30.38 30.19
  1988 Jan-11 to Jan-15 28.54 28.17 27.62 27.62 27.62
  1988 Jan-18 to Jan-22 27.62 28.35 28.91 28.91 29.46
  1988 Jan-25 to Jan-29 29.46 29.83 30.01 30.01 29.64
  1988 Feb- 1 to Feb- 5 29.46 28.91 28.72 28.72 28.35
  1988 Feb- 8 to Feb-12 28.35 28.54 28.54 28.54
  1988 Feb-15 to Feb-19 28.72 28.72 28.72 28.72 28.72
  1988 Feb-22 to Feb-26 28.17 27.99 27.99 27.99 27.80
  1988 Feb-29 to Mar- 4 27.43 27.25 27.25 26.88 26.51
  1988 Mar- 7 to Mar-11 26.33 25.96 25.59 25.59 25.96
  1988 Mar-14 to Mar-18 26.70 26.51 26.33 25.59 25.59
  1988 Mar-21 to Mar-25 25.78 25.78 25.96 26.33 26.70
  1988 Mar-28 to Apr- 1 27.06 27.43 27.80 28.35
  1988 Apr- 4 to Apr- 8 28.35 28.35 28.35 27.99 27.99
  1988 Apr-11 to Apr-15 28.72 29.83 30.38 30.56 30.93
  1988 Apr-18 to Apr-22 30.93 31.85 32.04 32.04 32.40
  1988 Apr-25 to Apr-29 32.40 32.40 32.40 32.77 32.77
  1988 May- 2 to May- 6 32.77 30.93 30.75 30.93 31.30
  1988 May- 9 to May-13 32.04 32.40 32.40 32.77 32.96
  1988 May-16 to May-20 32.96 32.96 32.96 32.96 32.96
  1988 May-23 to May-27 32.96 32.77 32.77 32.40 32.04
  1988 May-30 to Jun- 3 32.04 32.22 31.85 31.85 31.85
  1988 Jun- 6 to Jun-10 31.48 31.12 31.12 30.93 30.56
  1988 Jun-13 to Jun-17 30.19 30.19 30.19 30.56 30.19
  1988 Jun-20 to Jun-24 30.01 29.64 29.27 28.91 28.54
  1988 Jun-27 to Jul- 1 28.17 27.43 27.06 26.33 25.96
  1988 Jul- 4 to Jul- 8 25.59 25.22 25.41 26.33 26.70
  1988 Jul-11 to Jul-15 26.14 25.22 24.49 23.93 24.30
  1988 Jul-18 to Jul-22 24.49 26.33 26.33 26.70 27.06
  1988 Jul-25 to Jul-29 27.06 27.62 27.99 28.17 28.17
  1988 Aug- 1 to Aug- 5 28.35 28.17 27.80 26.33 25.59
  1988 Aug- 8 to Aug-12 25.96 25.96 26.51 26.51 26.70
  1988 Aug-15 to Aug-19 26.70 26.70 26.33 25.96 25.78
  1988 Aug-22 to Aug-26 25.96 26.51 26.51 26.51 26.51
  1988 Aug-29 to Sep- 2 26.14 26.14 26.14 26.14 25.78
  1988 Sep- 5 to Sep- 9 25.41 25.41 24.86 24.86 24.30
  1988 Sep-12 to Sep-16 23.93 23.75 24.49 24.86 24.30
  1988 Sep-19 to Sep-23 24.30 24.30 24.30 24.30
  1988 Sep-26 to Sep-30 23.93 23.20 22.65 22.09 21.73
  1988 Oct- 3 to Oct- 7 20.62 19.15 17.67 17.49 17.49
  1988 Oct-10 to Oct-14 18.60 20.07 20.07 20.07 20.07
  1988 Oct-17 to Oct-21 23.38 23.38 22.65 22.65 22.65
  1988 Oct-24 to Oct-28 20.80 19.52 21.17 22.46 23.57
  1988 Oct-31 to Nov- 4 23.93 23.93 23.93 23.93 24.12
  1988 Nov- 7 to Nov-11 23.93 23.93 23.75 24.12 24.49
  1988 Nov-14 to Nov-18 24.12 24.12 24.12 23.93 23.01
  1988 Nov-21 to Nov-25 22.83 22.83 23.57 23.93 25.04
  1988 Nov-28 to Dec- 2 25.78 26.70 27.06 27.25 27.25
  1988 Dec- 5 to Dec- 9 27.25 27.25 27.25 27.25 27.25
  1988 Dec-12 to Dec-16 27.06 26.88 26.33 26.33 26.33
  1988 Dec-19 to Dec-23 25.96 25.22 25.22 25.22 25.59
  1988 Dec-26 to Dec-30 25.96 25.96 26.14 26.33
  1989 Jan- 2 to Jan- 6 26.51 26.51 26.51 26.88
  1989 Jan- 9 to Jan-13 26.88 27.25 27.43 27.80 27.80
  1989 Jan-16 to Jan-20 27.99 28.35 28.35 29.09 29.09
  1989 Jan-23 to Jan-27 29.09 28.17 28.35 27.99 27.99
  1989 Jan-30 to Feb- 3 27.99 27.80 27.43 27.06 27.06
  1989 Feb- 6 to Feb-10 27.06 27.06 27.06 26.33 26.33
  1989 Feb-13 to Feb-17 25.96 25.41 25.41 26.70 26.70
  1989 Feb-20 to Feb-24 27.06 27.62 27.62 28.17 28.17
  1989 Feb-27 to Mar- 3 27.62 27.62 27.62 27.62 27.62
  1989 Mar- 6 to Mar-10 27.80 27.80 27.80 28.35 28.35
  1989 Mar-13 to Mar-17 28.72 28.72 28.91 30.01 30.01
  1989 Mar-20 to Mar-24 30.38 30.38 30.93 31.48
  1989 Mar-27 to Mar-31 32.59 33.69 33.32 34.06 35.17
  1989 Apr- 3 to Apr- 7 35.17 35.35 36.09 36.45 36.45
  1989 Apr-10 to Apr-14 36.64 36.64 36.64
  1989 Apr-17 to Apr-21 0.37 0.55 0.92 1.66 2.76
  1989 Apr-24 to Apr-28 2.03 2.03 1.84 1.66 1.29
  1989 May- 1 to May- 5 36.64 36.27 36.27
  1989 May- 8 to May-12 36.27 36.27 35.17 34.43 34.98
  1989 May-15 to May-19 35.35 35.35 35.72 35.72 35.72
  1989 May-22 to May-26 35.35 34.98 35.35 35.72 35.72
  1989 May-29 to Jun- 2 35.72 35.72 36.09 36.09 36.27
  1989 Jun- 5 to Jun- 9 36.27 36.45 35.53 36.09
  1989 Jun-12 to Jun-16 34.98 34.61 33.51 33.88 33.51
  1989 Jun-19 to Jun-23 32.04 31.67 31.30 31.48 31.30
  1989 Jun-26 to Jun-30 32.22 32.40 32.77 31.85 32.22
  1989 Jul- 3 to Jul- 7 32.40 32.96 33.51 33.88 33.14
  1989 Jul-10 to Jul-14 33.51 33.88 33.69 33.69 33.88
  1989 Jul-17 to Jul-21 33.88 34.06 34.06 34.25 34.25
  1989 Jul-24 to Jul-28 34.25 34.06 34.25 34.61 34.61
  1989 Jul-31 to Aug- 4 34.61 34.80 33.51 32.96 32.40
  1989 Aug- 7 to Aug-11 32.04 32.04 32.04 32.40 32.59
  1989 Aug-14 to Aug-18 32.96 32.96 32.77 32.77 32.59
  1989 Aug-21 to Aug-25 32.04 32.04 32.04 32.22 32.04
  1989 Aug-28 to Sep- 1 32.04 32.04 32.40 32.40 32.59
  1989 Sep- 4 to Sep- 8 32.59 32.59 32.59 32.96 32.96
  1989 Sep-11 to Sep-15 32.96 32.77 32.59 32.59 32.59
  1989 Sep-18 to Sep-22 33.14 33.14 33.32 34.06 33.69
  1989 Sep-25 to Sep-29 33.14 33.32 33.32 33.51 33.69
  1989 Oct- 2 to Oct- 6 34.25 34.25 34.43 34.61 34.61
  1989 Oct- 9 to Oct-13 34.61 34.61 34.98 34.98 35.35
  1989 Oct-16 to Oct-20 35.35 35.53 36.09 36.09 36.09
  1989 Oct-23 to Oct-27 35.90 35.53 35.35 35.17 34.98
  1989 Oct-30 to Nov- 3 34.98 34.98 34.98 35.17 35.35
  1989 Nov- 6 to Nov-10 35.35 35.53 35.72 36.09 36.09
  1989 Nov-13 to Nov-17 36.09 35.90 35.53 35.72 36.27
  1989 Nov-20 to Nov-24 36.27 36.45 36.27 36.27
  1989 Nov-27 to Dec- 1 36.27 36.45 36.45 36.64 36.64
  1989 Dec- 4 to Dec- 8 0.37 0.37 0.92 1.29 2.03
  1989 Dec-11 to Dec-15 2.03 2.39 2.39 2.39 1.66
  1989 Dec-18 to Dec-22 2.21 2.95 2.95 2.03 2.21
  1989 Dec-25 to Dec-29 2.21 2.76 2.76 2.76
  1990 Jan- 1 to Jan- 5 2.76 3.50 3.87 3.50
  1990 Jan- 8 to Jan-12 2.95 2.58 2.21 2.21 1.66
  1990 Jan-15 to Jan-19 0.74 36.45 36.64
  1990 Jan-22 to Jan-26 0.18 36.09 35.35 35.35 35.35
  1990 Jan-29 to Feb- 2 35.35 35.35 34.98 34.61 34.98
  1990 Feb- 5 to Feb- 9 34.98 34.98 34.98 34.98 34.98
  1990 Feb-12 to Feb-16 34.98 34.61 34.25 34.25 34.25
  1990 Feb-19 to Feb-23 34.25 34.25 33.69 33.51 33.69
  1990 Feb-26 to Mar- 2 34.25 34.61 34.61 34.98 35.17
  1990 Mar- 5 to Mar- 9 35.17 35.35 34.98 34.98 34.80
  1990 Mar-12 to Mar-16 34.06 34.25 34.06 34.06 33.51
  1990 Mar-19 to Mar-23 33.14 32.59 32.40 32.77 33.14
  1990 Mar-26 to Mar-30 33.14 33.32 33.32 32.77 32.77
  1990 Apr- 2 to Apr- 6 33.14 33.51 33.32 33.14 32.59
  1990 Apr- 9 to Apr-13 32.40 31.30 30.56 30.56
  1990 Apr-16 to Apr-20 30.56 30.93 30.19 30.19 31.30
  1990 Apr-23 to Apr-27 31.30 31.67 31.67 31.67 30.93
  1990 Apr-30 to May- 4 31.30 31.30 31.67 31.67 31.48
  1990 May- 7 to May-11 31.48 31.48 31.48 31.67 31.85
  1990 May-14 to May-18 31.85 32.22 31.85 31.85 31.85
  1990 May-21 to May-25 31.30 30.93 30.19 29.09 28.72
  1990 May-28 to Jun- 1 27.25 27.25 26.88 25.96
  1990 Jun- 4 to Jun- 8 25.04 22.09 20.80 21.17 21.36
  1990 Jun-11 to Jun-15 22.09 22.09 22.09 22.65 22.46
  1990 Jun-18 to Jun-22 22.46 21.91 21.73 21.73 21.91
  1990 Jun-25 to Jun-29 22.28 22.46 22.46 22.83 24.12
  1990 Jul- 2 to Jul- 6 24.12 24.12 24.49 24.30
  1990 Jul- 9 to Jul-13 24.30 24.30 24.67 25.41 26.88
  1990 Jul-16 to Jul-20 28.17 28.17 28.35 28.91 29.64
  1990 Jul-23 to Jul-27 30.01 31.30 31.30 30.93 31.12
  1990 Jul-30 to Aug- 3 31.30 32.59 32.96 3.50 4.97
  1990 Aug- 6 to Aug-10 11.60 17.12 9.21 9.21 9.21
  1990 Aug-13 to Aug-17 10.13 11.97 9.76 11.97 13.07
  1990 Aug-20 to Aug-24 15.65 19.33 22.65 29.83 27.62
  1990 Aug-27 to Aug-31 24.30 14.73 16.57 11.97 13.44
  1990 Sep- 3 to Sep- 7 14.18 16.02 16.02 16.02 14.18
  1990 Sep-10 to Sep-14 11.78 10.31 11.05 11.42 13.07
  1990 Sep-17 to Sep-21 15.10 17.31 16.94 16.75 19.15
  1990 Sep-24 to Sep-28 22.83 25.59 22.83 20.44 23.01
  1990 Oct- 1 to Oct- 5 20.62 16.75 15.65 19.15 19.88
  1990 Oct- 8 to Oct-12 19.88 20.62 21.17 20.80 20.62
  1990 Oct-15 to Oct-19 20.07 19.70 16.75 13.62
  1990 Oct-22 to Oct-26 8.29 9.94 12.89 14.73 18.04
  1990 Oct-29 to Nov- 2 18.23 19.33 16.75 16.57 17.12
  1990 Nov- 5 to Nov- 9 15.65 15.65 13.44 16.20 15.47
  1990 Nov-12 to Nov-16 15.47 14.73 15.47 14.73 14.91
  1990 Nov-19 to Nov-23 13.99 14.54 13.81 14.36 16.02
  1990 Nov-26 to Nov-30 19.52 20.80 20.07 20.62 20.25
  1990 Dec- 3 to Dec- 7 13.81 14.54 14.54 12.89 11.23
  1990 Dec-10 to Dec-14 14.54 13.99 13.26 12.15 13.44
  1990 Dec-17 to Dec-21 16.39 17.31 17.49 16.39 15.65
  1990 Dec-24 to Dec-28 17.49 17.49 19.52 19.52
  1990 Dec-31 to Jan- 4 21.17 20.25 20.25 19.15
  1991 Jan- 7 to Jan-11 20.25 21.17 21.17 25.78 25.78
  1991 Jan-14 to Jan-18 27.62 31.30 20.25 22.09
  1991 Jan-21 to Jan-25 25.78 29.46 27.62 26.70 24.86
  1991 Jan-28 to Feb- 1 23.01 18.41 17.49 15.65 14.73
  1991 Feb- 4 to Feb- 8 11.97 9.21 7.36 6.44 7.36
  1991 Feb-11 to Feb-15 6.44 4.60 4.60 2.76 2.76
  1991 Feb-18 to Feb-22 35.90 33.69 32.22 30.75
  1991 Feb-25 to Mar- 1 30.38 29.46 29.46 28.54 29.09
  1991 Mar- 4 to Mar- 8 29.83 30.19 30.19 29.09 28.17
  1991 Mar-11 to Mar-15 27.80 26.51 26.51 27.06 26.33
  1991 Mar-18 to Mar-22 26.51 25.96 27.06 27.25 27.06
  1991 Mar-25 to Mar-29 27.25 27.43 28.35 28.91
  1991 Apr- 1 to Apr- 5 28.17 28.17 27.80 27.80 27.99
  1991 Apr- 8 to Apr-12 28.35 28.35 28.91 29.46 29.46
  1991 Apr-15 to Apr-19 29.83 29.83 30.19 30.19 30.19
  1991 Apr-22 to Apr-26 30.38 30.56 30.93 30.93 30.93
  1991 Apr-29 to May- 3 30.93 30.75 30.75 30.75 30.75
  1991 May- 6 to May-10 30.56 30.93 30.75 30.93 31.30
  1991 May-13 to May-17 31.12 30.75 30.56 30.56 30.93
  1991 May-20 to May-24 31.12 31.12 31.12 31.48 31.67
  1991 May-27 to May-31 31.67 31.67 31.85 32.04
  1991 Jun- 3 to Jun- 7 32.04 32.04 31.85 31.85 31.48
  1991 Jun-10 to Jun-14 31.30 30.93 30.75 30.75 30.75
  1991 Jun-17 to Jun-21 30.75 31.12 31.30 30.93 31.30
  1991 Jun-24 to Jun-28 31.30 31.30 31.30 31.67 31.85
  1991 Jul- 1 to Jul- 5 32.04 32.22 32.22 31.85 31.85
  1991 Jul- 8 to Jul-12 31.67 32.04 31.67 32.22 32.04
  1991 Jul-15 to Jul-19 32.40 32.04 32.40 32.59 32.22
  1991 Jul-22 to Jul-26 32.04 31.67 31.48 31.67 31.67
  1991 Jul-29 to Aug- 2 31.67 31.30 31.12 31.30 31.12
  1991 Aug- 5 to Aug- 9 30.93 31.12 30.75 30.93 30.93
  1991 Aug-12 to Aug-16 31.30 31.12 31.12 31.12 30.75
  1991 Aug-19 to Aug-23 31.67 31.12 30.75 29.83 30.19
  1991 Aug-26 to Aug-30 29.46 29.46 29.27 29.27 29.27
  1991 Sep- 2 to Sep- 6 29.27 29.27 29.46 29.09 28.91
  1991 Sep- 9 to Sep-13 28.91 28.54 28.54 28.54 28.54
  1991 Sep-16 to Sep-20 28.91 28.91 28.91 28.91 28.91
  1991 Sep-23 to Sep-27 28.91 28.91 28.91 29.27 29.46
  1991 Sep-30 to Oct- 4 29.64 29.64 29.83 29.83 30.01
  1991 Oct- 7 to Oct-11 30.19 30.56 30.75 31.12 31.12
  1991 Oct-14 to Oct-18 31.67 32.04 32.40 32.59 33.51
  1991 Oct-21 to Oct-25 33.51 34.25 34.80 34.25 34.61
  1991 Oct-28 to Nov- 1 34.61 34.61 33.69 33.51 32.96
  1991 Nov- 4 to Nov- 8 32.77 32.77 32.77 33.14 33.14
  1991 Nov-11 to Nov-15 33.14 32.40 32.40 32.40 32.04
  1991 Nov-18 to Nov-22 32.96 32.40 32.22 32.40 32.22
  1991 Nov-25 to Nov-29 32.04 31.67 31.30 31.30 31.12
  1991 Dec- 2 to Dec- 6 30.93 30.19 29.46 29.27 29.09
  1991 Dec- 9 to Dec-13 28.54 27.80 27.62 27.06 27.62
  1991 Dec-16 to Dec-20 27.43 27.06 26.88 25.96 25.78
  1991 Dec-23 to Dec-27 25.41 25.78 25.59 25.22
  1991 Dec-30 to Jan- 3 25.41 25.41 25.78 26.14
  1992 Jan- 6 to Jan-10 26.14 26.14 26.14 25.41 25.22
  1992 Jan-13 to Jan-17 25.78 26.14 25.59 25.59 25.41
  1992 Jan-20 to Jan-24 25.96 25.41 25.04 24.86 24.49
  1992 Jan-27 to Jan-31 24.86 25.04 25.04 24.86 24.86
  1992 Feb- 3 to Feb- 7 24.86 24.86 24.86 25.22 25.41
  1992 Feb-10 to Feb-14 25.96 25.96 25.96 25.78 25.78
  1992 Feb-17 to Feb-21 25.41 24.86 24.86 25.04 25.22
  1992 Feb-24 to Feb-28 25.22 25.22 25.59 25.59 25.96
  1992 Mar- 2 to Mar- 6 25.96 25.96 25.96 26.33 27.06
  1992 Mar- 9 to Mar-13 27.25 27.62 27.62 27.62 27.99
  1992 Mar-16 to Mar-20 28.72 28.54 29.27 28.91 28.91
  1992 Mar-23 to Mar-27 28.72 28.91 28.91 28.91 28.91
  1992 Mar-30 to Apr- 3 28.91 29.27 29.27 29.83 29.83
  1992 Apr- 6 to Apr-10 29.83 30.75 30.75 31.12 31.48
  1992 Apr-13 to Apr-17 31.48 31.48 31.48 31.48
  1992 Apr-20 to Apr-24 31.48 31.67 31.48 31.48 31.48
  1992 Apr-27 to May- 1 31.67 32.04 32.22 32.59 32.59
  1992 May- 4 to May- 8 32.59 32.96 32.96 32.96 32.77
  1992 May-11 to May-15 32.96 32.96 32.96 32.96 32.59
  1992 May-18 to May-22 32.59 32.59 32.40 32.59 32.77
  1992 May-25 to May-29 32.86 33.14 34.25 34.43 34.43
  1992 Jun- 1 to Jun- 5 34.43 34.61 34.61 34.98 34.98
  1992 Jun- 8 to Jun-12 34.80 34.61 34.06 34.06 33.51
  1992 Jun-15 to Jun-19 33.51 33.51 33.51 33.51 33.88
  1992 Jun-22 to Jun-26 33.88 34.25 34.61 34.80 34.43
  1992 Jun-29 to Jul- 3 34.06 34.06 33.69 34.06 34.43
  1992 Jul- 6 to Jul-10 34.25 34.06 33.88 33.88 33.88
  1992 Jul-13 to Jul-17 33.88 34.06 34.06 34.06 34.43
  1992 Jul-20 to Jul-24 34.06 34.25 34.06 34.06 34.06
  1992 Jul-27 to Jul-31 33.69 33.51 33.51 33.69 33.88
  1992 Aug- 3 to Aug- 7 33.88 34.06 34.06 34.25 34.43
  1992 Aug-10 to Aug-14 34.43 34.80 34.80 34.80
  1992 Aug-17 to Aug-21 34.80 35.17 35.53 35.53 35.53
  1992 Aug-24 to Aug-28 35.53 35.53 35.53 35.90 35.90
  1992 Aug-31 to Sep- 4 35.90 35.90 35.90 35.90 35.90
  1992 Sep- 7 to Sep-11 35.90 36.27 36.45 37.19 37.56
  1992 Sep-14 to Sep-18 38.30 38.30 38.30 38.30 38.30
  1992 Sep-21 to Sep-25 38.30 38.66 38.85 39.40 39.22
  1992 Sep-28 to Oct- 2 39.22 39.40 39.40 39.40 39.40
  1992 Oct- 5 to Oct- 9 39.40 39.40 39.40 39.40 39.40
  1992 Oct-12 to Oct-16 39.58 39.58 39.77 39.77 39.58
  1992 Oct-19 to Oct-23 39.40 38.85 38.85 38.48 38.11
  1992 Oct-26 to Oct-30 38.11 37.56 37.37 37.19
  1992 Nov- 2 to Nov- 6 37.01 37.01 36.45 35.53 35.53
  1992 Nov- 9 to Nov-13 35.35 35.35 34.98 34.61 34.61
  1992 Nov-16 to Nov-20 33.88 33.14 32.77 32.77 32.77
  1992 Nov-23 to Nov-27 32.40 32.22 32.04 31.67 31.30
  1992 Nov-30 to Dec- 4 30.93 30.93 30.19 28.72 27.99
  1992 Dec- 7 to Dec-11 27.80 27.25 27.25 26.51 26.88
  1992 Dec-14 to Dec-18 26.70 26.70 26.51 26.88 27.25
  1992 Dec-21 to Dec-25 27.80 28.72 28.54 28.54
  1992 Dec-28 to Jan- 1 28.54 28.54 27.99 27.99
  1993 Jan- 4 to Jan- 8 27.62 27.25 27.25 27.25 27.80
  1993 Jan-11 to Jan-15 28.17 28.72 28.35 28.35 28.35
  1993 Jan-18 to Jan-22 28.72 29.46 28.72 28.91 28.91
  1993 Jan-25 to Jan-29 30.01 30.01 30.01 30.38
  1993 Feb- 1 to Feb- 5 30.56 30.93 30.93 31.30
  1993 Feb- 8 to Feb-12 31.30 31.30 31.30 31.30 31.30
  1993 Feb-15 to Feb-19 30.93 30.19 30.19 30.19 29.83
  1993 Feb-22 to Feb-26 30.01 30.56 30.75 30.93 30.93
  1993 Mar- 1 to Mar- 5 31.12 31.12 31.30 31.48 31.85
  1993 Mar- 8 to Mar-12 31.85 31.85 31.85 31.85 31.85
  1993 Mar-15 to Mar-19 31.85 31.85 31.85 31.85 32.04
  1993 Mar-22 to Mar-26 31.48 31.30 31.30 31.30 31.30
  1993 Mar-29 to Apr- 2 31.67 31.67 32.04 32.40 32.59
  1993 Apr- 5 to Apr- 9 33.14 33.14 33.14 33.32
  1993 Apr-12 to Apr-16 33.51 33.69 33.69 33.69 33.69
  1993 Apr-19 to Apr-23 33.88 34.06 34.06 34.06 34.06
  1993 Apr-26 to Apr-30 34.06 34.06 33.51 34.06
  1993 May- 3 to May- 7 34.06 34.06 33.51 33.32
  1993 May-10 to May-14 33.32 33.14 32.86 32.86 32.04
  1993 May-17 to May-21 31.48 31.30 31.30 31.48 31.48
  1993 May-24 to May-28 31.48 31.48 31.48 31.48 31.48
  1993 May-31 to Jun- 4 31.76 31.76 31.48 30.93
  1993 Jun- 7 to Jun-11 30.93 30.75 30.38 30.19 29.83
  1993 Jun-14 to Jun-18 28.54 28.54 28.54 28.54 28.54
  1993 Jun-21 to Jun-25 27.80 27.80 27.71 27.80 27.52
  1993 Jun-28 to Jul- 2 27.06 26.42 25.41 25.22 25.13
  1993 Jul- 5 to Jul- 9 24.86 25.22 24.86 24.86 24.67
  1993 Jul-12 to Jul-16 25.04 25.13 25.13 25.04 25.04
  1993 Jul-19 to Jul-23 24.67 25.04 25.04 25.13 25.13
  1993 Jul-26 to Jul-30 25.13 25.78 25.96 25.96 26.33
  1993 Aug- 2 to Aug- 6 26.14 26.05 26.05 26.05 26.70
  1993 Aug- 9 to Aug-13 26.70 27.25 27.99 28.17
  1993 Aug-16 to Aug-20 28.17 28.54 28.26 28.26 27.43
  1993 Aug-23 to Aug-27 27.43 27.43 27.80 27.99 27.99
  1993 Aug-30 to Sep- 3 28.17 28.35 28.72 28.54 28.54
  1993 Sep- 6 to Sep-10 28.54 28.72 29.09 29.09 28.91
  1993 Sep-13 to Sep-17 28.54 28.17 27.80 27.43 26.88
  1993 Sep-20 to Sep-24 26.51 27.43 27.80 27.80 27.43
  1993 Sep-27 to Oct- 1 27.62 27.89 28.17 28.17 28.45
  1993 Oct- 4 to Oct- 8 28.35 28.35 28.17 28.17 28.17
  1993 Oct-11 to Oct-15 28.17 27.99 27.80 27.80 27.62
  1993 Oct-18 to Oct-22 27.43 27.34 27.25 27.25 27.25
  1993 Oct-25 to Oct-29 26.42 25.78 25.78 25.78 25.59
  1993 Nov- 1 to Nov- 5 25.04 25.13 24.95 25.04 24.76
  1993 Nov- 8 to Nov-12 24.39 24.12 24.03 23.75 23.01
  1993 Nov-15 to Nov-19 22.74 22.65 21.91 21.82 21.82
  1993 Nov-22 to Nov-26 21.82 22.09 22.46 21.73 21.54
  1993 Nov-29 to Dec- 3 21.54 20.07 19.88 19.70 20.07
  1993 Dec- 6 to Dec-10 19.88 19.88 20.25 20.25 20.44
  1993 Dec-13 to Dec-17 20.99 21.36 21.36 21.36 21.36
  1993 Dec-20 to Dec-24 21.36 21.36 21.54 21.73 21.73
  1993 Dec-27 to Dec-31 21.73 21.73 21.73 21.73 21.73
  1994 Jan- 3 to Jan- 7 21.73 22.09 22.83 24.30 25.04
  1994 Jan-10 to Jan-14 25.22 24.86 25.50 25.50 25.87
  1994 Jan-17 to Jan-21 26.60 26.51 26.51 26.70 26.70
  1994 Jan-24 to Jan-28 26.79 27.25 27.43 27.34 27.25
  1994 Jan-31 to Feb- 4 27.06 26.70 26.70 26.70 26.70
  1994 Feb- 7 to Feb-11 26.14 25.78 25.41
  1994 Feb-14 to Feb-18 25.22 25.22 25.13 24.49 24.49
  1994 Feb-21 to Feb-25 24.49 24.49 24.86 25.22 25.22
  1994 Feb-28 to Mar- 4 25.22 25.22 25.41 25.41 24.86
  1994 Mar- 7 to Mar-11 24.49 24.12 23.93 23.75 23.57
  1994 Mar-14 to Mar-18 23.75 23.93 23.84 23.66
  1994 Mar-21 to Mar-25 23.57 23.57 23.57 23.75 24.12
  1994 Mar-28 to Apr- 1 23.38 23.84 24.12 24.12
  1994 Apr- 4 to Apr- 8 24.49 25.78 26.14 27.43 27.62
  1994 Apr-11 to Apr-15 27.62 28.35 28.45 28.45 28.91
  1994 Apr-18 to Apr-22 28.91 28.91 28.72 28.72 29.27
  1994 Apr-25 to Apr-29 30.56 30.75 30.65 30.38 30.65
  1994 May- 2 to May- 6 30.93 31.12 31.21 31.67
  1994 May- 9 to May-13 32.77 32.96 32.96 33.69 34.80
  1994 May-16 to May-20 34.80 33.69 32.77 32.96 32.96
  1994 May-23 to May-27 32.96 32.40 32.59 32.59
  1994 May-30 to Jun- 3 32.96 33.14 32.96 33.05 33.14
  1994 Jun- 6 to Jun-10 32.77 33.14 33.51 33.88 33.88
  1994 Jun-13 to Jun-17 33.69 33.69 31.67 31.85 31.67
  1994 Jun-20 to Jun-24 32.04 32.04 32.40 33.14 33.14
  1994 Jun-27 to Jul- 1 33.69 33.69 32.96 33.14 33.32
  1994 Jul- 4 to Jul- 8 33.32 33.32 33.88 34.06 34.43
  1994 Jul-11 to Jul-15 34.98 36.45 37.19 37.56 38.66
  1994 Jul-18 to Jul-22 38.66 38.66 38.66 39.40 40.14
  1994 Jul-25 to Jul-29 40.14 40.14 40.50 40.50 40.87
  1994 Aug- 1 to Aug- 5 41.79 42.35 42.71 43.08 43.08
  1994 Aug- 8 to Aug-12 42.90 42.90 42.35 41.24
  1994 Aug-15 to Aug-19 39.22 39.40 36.45 34.61 32.59
  1994 Aug-22 to Aug-26 30.01 28.35 29.46 29.83 30.38
  1994 Aug-29 to Sep- 2 30.19 30.19 29.46 29.09 28.72
  1994 Sep- 5 to Sep- 9 28.35 28.35 29.09 30.01 29.92
  1994 Sep-12 to Sep-16 29.73 29.46 28.45 28.17 28.17
  1994 Sep-19 to Sep-23 28.72 29.09 29.09 29.09 29.55
  1994 Sep-26 to Sep-30 29.55 29.37 29.18 29.37 29.92
  1994 Oct- 3 to Oct- 7 29.92 30.29 30.56 30.93 31.67
  1994 Oct-10 to Oct-14 33.14 33.05 33.32 33.14 33.51
  1994 Oct-17 to Oct-21 33.51 33.69 33.69 33.51 33.51
  1994 Oct-24 to Oct-28 32.96 32.40 32.59 32.96 33.60
  1994 Oct-31 to Nov- 4 33.69 34.25 34.25 35.17 35.90
  1994 Nov- 7 to Nov-11 36.64 36.27 36.27 36.09 36.09
  1994 Nov-14 to Nov-18 36.09 35.44 34.98 34.43 34.43
  1994 Nov-21 to Nov-25 35.35 35.53 35.17 35.17 35.72
  1994 Nov-28 to Dec- 2 35.72 35.17 34.43 34.43 34.25
  1994 Dec- 5 to Dec- 9 33.51 32.96 32.96 33.14 33.69
  1994 Dec-12 to Dec-16 34.25 34.25 34.06 33.51 33.14
  1994 Dec-19 to Dec-23 33.23 33.14 33.32 33.23 32.96
  1994 Dec-26 to Dec-30 32.59 32.59 32.59 32.59
  1995 Jan- 2 to Jan- 6 32.96 33.51 34.52 35.17
  1995 Jan- 9 to Jan-13 35.26 35.17 35.17 35.72 35.72
  1995 Jan-16 to Jan-20 35.90 36.55 36.82 36.82 36.82
  1995 Jan-23 to Jan-27 36.82 36.27 36.45 36.27 35.35
  1995 Jan-30 to Feb- 3 35.35 35.81
  1995 Feb- 6 to Feb-10 36.55 36.91 36.91 37.56 37.56
  1995 Feb-13 to Feb-17 37.93 38.48 38.85 38.66 38.85
  1995 Feb-20 to Feb-24 38.94 38.94 38.11 37.37 37.37
  1995 Feb-27 to Mar- 3 37.74 38.30 38.94 38.85
  1995 Mar- 6 to Mar-10 39.03 39.03 38.66 38.48 38.48
  1995 Mar-13 to Mar-17 39.22 39.77 39.58 39.77 39.58
  1995 Mar-20 to Mar-24 39.40 38.85 38.48 38.48 38.48
  1995 Mar-27 to Mar-31 38.85 38.85 38.85 39.40 39.40
  1995 Apr- 3 to Apr- 7 39.31 39.12 39.12 39.40 39.58
  1995 Apr-10 to Apr-14 39.77 39.77 39.95 39.22
  1995 Apr-17 to Apr-21 39.31 39.49 39.95 39.95 39.49
  1995 Apr-24 to Apr-28 39.49 39.49 39.49 39.03 39.03
  1995 May- 1 to May- 5 39.03 38.85 38.85 38.85
  1995 May- 8 to May-12 38.85 38.85 38.48 38.30
  1995 May-15 to May-19 38.85 39.03 39.03 39.03
  1995 May-22 to May-26 39.22 39.22 39.22 39.03 38.85
  1995 May-29 to Jun- 2 38.66 39.03 39.49 39.49 39.22
  1995 Jun- 5 to Jun- 9 39.22 38.85 38.66 38.11 37.01
  1995 Jun-12 to Jun-16 36.64 36.64 34.61 33.88 33.14
  1995 Jun-19 to Jun-23 32.04 30.75 30.75 31.12 31.12
  1995 Jun-26 to Jun-30 31.48 32.40 32.40 32.04 30.93
  1995 Jul- 3 to Jul- 7 30.93 31.12 31.12 30.93 30.93
  1995 Jul-10 to Jul-14 30.93 30.93 30.93 30.93 31.02
  1995 Jul-17 to Jul-21 31.30 31.48 31.67 31.67 31.67
  1995 Jul-24 to Jul-28 31.76 31.85 32.40 32.59 32.22
  1995 Jul-31 to Aug- 4 32.22 32.22 32.22 32.59 31.85
  1995 Aug- 7 to Aug-11 32.59 32.40 32.22 31.85
  1995 Aug-14 to Aug-18 31.48 30.56 30.56 30.93 31.30
  1995 Aug-21 to Aug-25 30.93 31.67 32.04 32.04 31.67
  1995 Aug-28 to Sep- 1 31.48 31.48 31.48 31.12 30.75
  1995 Sep- 4 to Sep- 8 30.38 30.38 30.93 30.56 30.56
  1995 Sep-11 to Sep-15 30.19 30.19 30.38 30.01 30.38
  1995 Sep-18 to Sep-22 30.38 30.56 30.56 30.38 30.56
  1995 Sep-25 to Sep-29 30.93 30.93 30.93 31.12 31.12
  1995 Oct- 2 to Oct- 6 31.12 30.93 30.93 30.75 30.75
  1995 Oct- 9 to Oct-13 31.12 31.48 31.85 32.04 32.22
  1995 Oct-16 to Oct-20 33.14 33.88 34.25 34.61 34.61
  1995 Oct-23 to Oct-27 33.88 34.06 34.06 34.06
  1995 Oct-30 to Nov- 3 34.25 34.52 34.61 34.61 34.61
  1995 Nov- 6 to Nov-10 34.43 33.51 33.69 33.51 33.69
  1995 Nov-13 to Nov-17 34.06 34.25 34.80 35.17 35.17
  1995 Nov-20 to Nov-24 36.45 37.01 36.82 36.09 36.09
  1995 Nov-27 to Dec- 1 36.82 37.56 37.19 37.56 37.01
  1995 Dec- 4 to Dec- 8 36.64 36.82 37.19 38.30 39.40
  1995 Dec-11 to Dec-15 39.77 40.14 40.50 40.69 41.06
  1995 Dec-18 to Dec-22 41.24 41.61 41.61 41.98 42.71
  1995 Dec-25 to Dec-29 42.90 43.08 43.45 43.08
  1996 Jan- 1 to Jan- 5 43.08 43.27 43.45 43.63
  1996 Jan- 8 to Jan-12 44.74 45.11 45.48 45.48 45.11
  1996 Jan-15 to Jan-19 44.37 43.63 42.71 42.71 43.08
  1996 Jan-22 to Jan-26 42.35 41.98 41.24 40.50 40.14
  1996 Jan-29 to Feb- 2 39.77 39.77 40.14 41.24 41.61
  1996 Feb- 5 to Feb- 9 41.61 41.43 40.69 39.95 39.22
  1996 Feb-12 to Feb-16 38.48 37.01 37.19 37.93 38.30
  1996 Feb-19 to Feb-23 40.14 40.14
  1996 Feb-26 to Mar- 1 40.50 40.87 40.87 41.24 41.24
  1996 Mar- 4 to Mar- 8 39.77 38.66 38.76 40.32 41.06
  1996 Mar-11 to Mar-15 41.06 41.06 40.69 39.77 39.77
  1996 Mar-18 to Mar-22 39.77 39.77 40.14 39.95 39.95
  1996 Mar-25 to Mar-29 39.95 39.03 39.03 39.03 39.03
  1996 Apr- 1 to Apr- 5 39.77 40.14 40.69 41.06
  1996 Apr- 8 to Apr-12 41.06 41.06 41.43 42.53 42.71
  1996 Apr-15 to Apr-19 41.61 42.35 42.35 41.24 40.69
  1996 Apr-22 to Apr-26 41.06 41.79 42.16 41.06 40.87
  1996 Apr-29 to May- 3 40.14 39.03 39.03
  1996 May- 6 to May-10 39.03 39.77 40.50 39.77 39.03
  1996 May-13 to May-17 38.30 37.93 36.82 37.56
  1996 May-20 to May-24 36.27 35.53 35.53 35.53 35.17
  1996 May-27 to May-31 34.43 32.22 30.93
  1996 Jun- 3 to Jun- 7 30.93 31.30 32.04 32.04 31.67
  1996 Jun-10 to Jun-14 31.30 31.30 32.04 32.77 32.77
  1996 Jun-17 to Jun-21 33.51 34.98 35.72 34.61 33.51
  1996 Jun-24 to Jun-28 33.51 33.78 34.52 33.88 34.25
  1996 Jul- 1 to Jul- 5 33.51 33.51 33.88 33.88 33.51
  1996 Jul- 8 to Jul-12 33.88 34.43 34.43 35.53 35.35
  1996 Jul-15 to Jul-19 34.80 34.80 33.78 32.68 32.77
  1996 Jul-22 to Jul-26 34.06 34.25 34.61 34.98 34.98
  1996 Jul-29 to Aug- 2 35.17 35.17 35.17 34.80 34.80
  1996 Aug- 5 to Aug- 9 34.06 34.43 34.80 34.43
  1996 Aug-12 to Aug-16 34.06 34.43 36.09 36.45 36.82
  1996 Aug-19 to Aug-23 38.30 38.30 38.30 38.48 38.76
  1996 Aug-26 to Aug-30 38.76 38.20 38.20 38.39 38.57
  1996 Sep- 2 to Sep- 6 39.68 42.16 41.79 41.24 41.61
  1996 Sep- 9 to Sep-13 42.35 42.16 41.79 41.79 41.79
  1996 Sep-16 to Sep-20 41.79 41.79 42.35 42.71 42.71
  1996 Sep-23 to Sep-27 42.71 42.71 42.71 42.90 42.90
  1996 Sep-30 to Oct- 4 42.90 42.90 42.90 43.82 44.37
  1996 Oct- 7 to Oct-11 44.37 44.37 45.48 44.92 44.56
  1996 Oct-14 to Oct-18 44.19 44.56 44.92 44.92 44.92
  1996 Oct-21 to Oct-25 44.92 44.56 43.45 43.08 43.08
  1996 Oct-28 to Nov- 1 43.45 43.45 43.45 43.45 43.08
  1996 Nov- 4 to Nov- 8 43.08 42.71 43.27 43.63 43.82
  1996 Nov-11 to Nov-15 43.82 43.82 44.37 44.00
  1996 Nov-18 to Nov-22 43.63 43.63 44.74 45.48 45.84
  1996 Nov-25 to Nov-29 46.03 44.92 44.92 44.92 44.92
  1996 Dec- 2 to Dec- 6 44.92 44.92 44.92 44.92 44.92
  1996 Dec- 9 to Dec-13 44.92 44.37 44.56 43.91 44.19
  1996 Dec-16 to Dec-20 44.19 44.19 45.66 46.03 45.66
  1996 Dec-23 to Dec-27 45.66 45.66 45.66 45.66
  1996 Dec-30 to Jan- 3 45.66 45.66 45.66
  1997 Jan- 6 to Jan-10 45.66 45.29 45.29 44.56 43.82
  1997 Jan-13 to Jan-17 43.45 43.08 41.98 40.50 40.14
  1997 Jan-20 to Jan-24 37.93 35.17 34.25 35.72 36.09
  1997 Jan-27 to Jan-31 36.45 36.09 36.09 36.45 36.09
  1997 Feb- 3 to Feb- 7 35.72 35.72 34.25 35.35
  1997 Feb-10 to Feb-14 35.35 36.27 36.64 37.01
  1997 Feb-17 to Feb-21 37.74 38.30 37.74 37.56 37.56
  1997 Feb-24 to Feb-28 36.82 36.09 36.82 36.82 35.72
  1997 Mar- 3 to Mar- 7 36.09 38.30 37.56 37.37 36.64
  1997 Mar-10 to Mar-14 36.45 36.45 36.45 36.45 36.45
  1997 Mar-17 to Mar-21 36.45 36.82 37.93 38.30 37.74
  1997 Mar-24 to Mar-28 37.37 36.82 37.19 37.19
  1997 Mar-31 to Apr- 4 36.82 37.19 37.19 36.64 36.27
  1997 Apr- 7 to Apr-11 35.90 35.90 36.27 35.90 35.90
  1997 Apr-14 to Apr-18 35.53 35.72 35.90 37.01
  1997 Apr-21 to Apr-25 37.01 37.37 37.01 36.45 36.45
  1997 Apr-28 to May- 2 36.27 36.27 36.27 36.64
  1997 May- 5 to May- 9 36.64 37.01 37.01 37.56 37.74
  1997 May-12 to May-16 37.74 37.37 37.74 38.11 38.11
  1997 May-19 to May-23