|
| year | consumption | change |
| 1980 | | NA |
| 1981 | | NA |
| 1982 | | NA |
| 1983 | | NA |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | 38.85 | NA |
| 1993 | 52.97 | 36.34 % |
| 1994 | 52.97 | 0.00 % |
| 1995 | 52.97 | 0.00 % |
| 1996 | 52.97 | 0.00 % |
| 1997 | 52.97 | 0.00 % |
| 1998 | 52.97 | 0.00 % |
| 1999 | 52.97 | 0.00 % |
| 2000 | 52.97 | 0.00 % |
| 2001 | 41.67 | -21.33 % |
| 2002 | 41.32 | -0.85 % |
| 2003 | 187.88 | 354.70 % |
| 2004 | 233.43 | 24.25 % |
| 2005 | 233.43 | 0.00 % |
| 2006 | 233.43 | 0.00 % |
| 2007 | 304.42 | 30.41 % |
| 2008 | 310.42 | 1.97 % |
| 2009 | 284.64 | -8.30 % |
| 2010 | 296.65 | 4.22 % |
| 2011 | 310.07 | 4.52 % |
|
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