|
| 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 | 155.43 | NA |
| 1993 | 3.31 | -97.87 % |
| 1994 | 39.68 | 1,100.00 % |
| 1995 | 110.23 | 177.78 % |
| 1996 | 110.23 | 0.00 % |
| 1997 | 110.23 | 0.00 % |
| 1998 | 132.28 | 20.00 % |
| 1999 | 154.32 | 16.67 % |
| 2000 | 143.30 | -7.14 % |
| 2001 | 154.32 | 7.69 % |
| 2002 | 132.28 | -14.29 % |
| 2003 | 121.25 | -8.33 % |
| 2004 | 110.23 | -9.09 % |
| 2005 | 88.18 | -20.00 % |
| 2006 | 77.18 | -12.48 % |
| 2007 | 110.23 | 42.82 % |
| 2008 | 66.14 | -40.00 % |
| 2009 | 66.14 | 0.00 % |
| 2010 | 55.12 | -16.67 % |
| 2011 | 66.14 | 20.00 % |
|
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