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| East Coast Refinery District 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 | 30.28 | 29.72 | 31.40 | 30.31 | 29.99 | 30.52 | 29.83 | 29.94 | 28.96 | 30.95 | 31.86 | 31.48 |
| 1986 | 32.67 | 33.02 | 31.49 | 28.47 | 29.38 | 29.86 | 29.37 | 30.30 | 29.78 | 30.74 | 31.28 | 33.09 |
| 1987 | 33.85 | 33.57 | 33.38 | 32.72 | 30.87 | 30.71 | 30.50 | 30.50 | 29.84 | 30.44 | 32.16 | 32.28 |
| 1988 | 31.94 | 32.41 | 30.64 | 31.37 | 29.99 | 29.81 | 30.10 | 30.36 | 30.08 | 29.33 | 30.34 | 31.31 |
| 1989 | 32.30 | 32.71 | 31.24 | 31.39 | 30.57 | 30.50 | 30.07 | 29.85 | 29.66 | 30.84 | 31.57 | 31.15 |
| 1990 | 31.83 | 31.43 | 30.91 | 31.13 | 29.19 | 29.89 | 29.70 | 29.36 | 30.21 | 30.30 | 31.08 | 31.03 |
| 1991 | 30.53 | 31.21 | 30.63 | 31.92 | 30.63 | 30.55 | 29.68 | 30.05 | 29.91 | 30.18 | 30.03 | 31.41 |
| 1992 | 30.92 | 30.65 | 30.54 | 31.05 | 31.95 | 29.93 | 30.17 | 29.78 | 30.26 | 30.86 | 31.48 | 31.47 |
| 1993 | 31.82 | 31.34 | 31.46 | 32.29 | 31.73 | 30.77 | 30.78 | 29.60 | 29.36 | 30.05 | 30.34 | 32.29 |
| 1994 | 32.00 | 31.73 | 31.13 | 31.69 | 30.76 | 31.34 | 31.23 | 31.29 | 32.10 | 31.45 | 31.70 | 31.75 |
| 1995 | 32.21 | 31.94 | 31.38 | 32.67 | 31.88 | 30.43 | 29.82 | 30.96 | 31.78 | 31.79 | 31.57 | 31.28 |
| 1996 | 32.09 | 31.73 | 30.60 | 30.49 | 31.75 | 31.30 | 30.20 | 31.24 | 30.79 | 29.97 | 32.42 | 33.66 |
| 1997 | 33.34 | 32.58 | 33.47 | 32.54 | 32.22 | 32.17 | 33.06 | 32.51 | 32.19 | 33.13 | 33.26 | 34.93 |
| 1998 | 34.24 | 33.94 | 33.36 | 32.70 | 32.76 | 33.42 | 33.08 | 32.85 | 33.27 | 32.77 | 33.34 | 34.51 |
| 1999 | 34.04 | 32.56 | 33.91 | 33.45 | 32.80 | 33.15 | 33.09 | 32.97 | 33.26 | 34.23 | 34.62 | 32.25 |
| 2000 | 35.39 | 33.66 | 32.84 | 33.97 | 33.47 | 31.81 | 33.03 | 31.59 | 31.83 | 32.58 | 33.03 | 33.94 |
| 2001 | 33.99 | 32.72 | 31.83 | 32.03 | 31.77 | 30.75 | 30.11 | 30.39 | 31.78 | 31.22 | 31.73 | 32.71 |
| 2002 | 32.33 | 30.79 | 30.80 | 31.64 | 32.24 | 32.62 | 29.86 | 31.31 | 32.61 | 32.72 | 33.15 | 32.61 |
| 2003 | 33.83 | 32.56 | 31.90 | 33.25 | 32.25 | 32.41 | 31.49 | 32.25 | 32.24 | 32.63 | 31.54 | 32.28 |
| 2004 | 32.69 | 32.34 | 31.29 | 32.04 | 31.92 | 31.19 | 32.05 | 32.15 | 30.99 | 31.21 | 32.38 | 33.51 |
| 2005 | 33.37 | 32.63 | 32.69 | 32.67 | 31.85 | 31.17 | 31.30 | 32.32 | 31.75 | 32.30 | 33.80 | 33.23 |
| 2006 | 32.73 | 32.02 | 31.78 | 31.76 | 32.65 | 32.54 | 33.14 | 31.24 | 31.61 | 32.55 | 32.09 | 33.42 |
| 2007 | 33.48 | 31.82 | 31.39 | 31.79 | 32.56 | 32.75 | 31.71 | 32.51 | 32.53 | 31.71 | 32.20 | 32.52 |
| 2008 | 32.89 | 32.86 | 31.36 | 33.14 | 32.79 | 32.17 | 31.54 | 31.61 | 31.70 | 31.54 | 34.10 | 32.86 |
| 2009 | 32.69 | 31.49 | 32.12 | 32.08 | 32.72 | 32.11 | 32.02 | 31.36 | 33.13 | 32.40 | 33.29 | 34.38 |
| 2010 | 34.57 | 34.37 | 32.85 | 33.84 | 33.31 | 31.77 | 32.98 | 32.01 | 33.38 | 34.05 | 34.47 | 34.68 |
| 2011 | 34.93 | 33.72 | 34.63 | 33.86 | 34.44 | 33.95 | 33.03 | 33.31 | 32.50 | 31.26 | 31.31 | 30.60 |
| 2012 | 31.85 | 32.01 | 32.40 | 33.49 | 32.74 | 34.14 | 33.22 | 34.01 | 33.96 | 33.21 | 33.73 | 34.97 |
| 2013 | 34.45 | 33.52 | ||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 4/29/2013 |
| Next Release Date: Last Week of May 2013 |