|
| year | consumption | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .38 | NA |
| 1987 | .38 | 0.00 % |
| 1988 | .40 | 5.27 % |
| 1989 | .42 | 5.55 % |
| 1990 | .38 | -10.00 % |
| 1991 | .42 | 11.11 % |
| 1992 | .13 | -70.08 % |
| 1993 | .15 | 16.98 % |
| 1994 | .24 | 63.12 % |
| 1995 | .17 | -29.94 % |
| 1996 | .17 | -0.27 % |
| 1997 | .17 | 0.27 % |
| 1998 | .17 | 0.00 % |
| 1999 | .17 | 0.00 % |
| 2000 | .25 | 49.59 % |
| 2001 | .25 | 0.28 % |
| 2002 | .28 | 8.33 % |
| 2003 | .30 | 7.69 % |
| 2004 | .68 | 127.95 % |
| 2005 | .38 | -43.60 % |
| 2006 | .74 | 94.44 % |
| 2007 | .76 | 2.86 % |
| 2008 | .80 | 5.56 % |
| 2009 | 3.18 | 294.74 % |
| 2010 | 3.18 | 0.00 % |
|
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