|
| year | consumption | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 13.53 | NA |
| 1987 | 14.33 | 5.94 % |
| 1988 | 27.00 | 88.36 % |
| 1989 | 24.00 | -11.10 % |
| 1990 | 239.95 | 899.69 % |
| 1991 | 254.19 | 5.93 % |
| 1992 | 307.28 | 20.89 % |
| 1993 | 349.04 | 13.59 % |
| 1994 | 352.14 | 0.89 % |
| 1995 | 361.01 | 2.52 % |
| 1996 | 368.63 | 2.11 % |
| 1997 | 370.65 | 0.55 % |
| 1998 | 373.06 | 0.65 % |
| 1999 | 32.63 | -91.25 % |
| 2000 | 225.87 | 592.25 % |
| 2001 | 236.31 | 4.62 % |
| 2002 | 424.08 | 79.46 % |
| 2003 | 344.79 | -18.70 % |
| 2004 | 344.93 | 0.04 % |
| 2005 | 313.77 | -9.03 % |
| 2006 | 101.73 | -67.58 % |
| 2007 | 480.79 | 372.61 % |
| 2008 | 348.79 | -27.45 % |
| 2009 | 357.60 | 2.52 % |
| 2010 | 490.00 | 37.02 % |
|
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