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Midwest (PADD 2) API Gravity (Weighted Average) of Crude Oil Input to Refineries (Degree)
Midwest (PADD 2) API Gravity (Weighted Average) of Crude Oil Input to Refineries (Degree)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1985 36.22 36.33 36.29 35.82 35.69 35.12 34.78 35.10 35.25 34.96 35.06 35.50
  1986 35.46 35.86 36.00 35.86 35.62 34.65 34.36 34.59 34.52 34.78 34.78 34.97
  1987 35.51 35.46 35.85 35.79 35.49 34.79 34.83 34.89 35.00 35.13 35.01 35.38
  1988 35.53 35.47 35.52 35.08 34.95 34.21 34.14 34.19 34.62 34.60 35.26 35.16
  1989 35.33 34.99 34.84 35.16 34.81 34.48 34.50 34.25 34.43 34.44 34.90 34.73
  1990 34.97 34.82 35.00 34.35 34.62 34.34 34.10 34.31 34.23 34.44 34.12 34.81
  1991 34.76 34.67 34.75 34.88 34.21 33.91 33.85 33.63 33.64 33.87 34.27 34.42
  1992 33.81 33.90 34.24 34.27 34.18 34.14 33.85 33.84 33.68 33.55 33.82 34.08
  1993 33.90 34.31 33.97 34.17 34.09 33.81 33.55 33.32 33.46 33.32 33.27 33.82
  1994 33.98 34.13 34.11 33.60 34.41 34.05 34.42 34.11 34.72 34.36 34.05 35.06
  1995 34.92 34.25 35.06 34.27 34.35 33.89 32.99 33.66 33.54 33.49 33.20 34.64
  1996 34.21 34.30 34.73 34.38 34.88 33.57 34.20 33.48 33.44 33.31 33.17 33.43
  1997 34.07 34.07 34.28 34.15 32.88 32.91 33.06 32.67 32.74 33.01 33.43 32.83
  1998 33.12 32.76 33.32 33.09 32.95 32.86 32.72 32.98 32.94 32.69 32.85 33.01
  1999 33.28 33.46 33.59 33.59 33.60 33.39 32.96 33.28 33.49 33.45 33.16 33.18
  2000 33.40 33.14 33.64 33.55 33.06 33.32 32.75 32.67 32.71 32.37 32.95 32.83
  2001 33.23 32.67 32.95 32.82 32.65 32.73 32.88 32.54 33.03 32.66 32.30 32.87
  2002 32.99 33.14 33.41 32.78 33.55 32.69 32.92 32.63 32.11 32.39 32.70 32.72
  2003 32.80 32.63 32.87 32.36 32.16 32.39 32.22 32.39 33.39 32.83 32.26 31.84
  2004 32.14 32.22 32.03 32.01 32.05 32.20 31.88 32.48 32.02 31.84 31.55 31.12
  2005 31.42 31.72 32.05 31.88 31.92 31.97 31.96 32.15 32.01 32.34 32.03 32.01
  2006 31.67 31.32 31.89 31.89 32.40 32.38 32.05 32.13 31.98 32.12 32.05 32.04
  2007 32.00 32.07 32.03 32.65 32.83 32.37 32.14 32.22 32.47 32.51 31.76 32.01
  2008 32.40 32.31 32.63 32.73 32.48 32.33 32.13 32.48 32.77 33.19 32.52 32.55
  2009 32.60 32.84 32.44 32.67 33.11 32.13 32.64 32.49

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/29/2009
Next Release Date: Last Week of November 2009

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