|
Loading...
| year | consumption | change |
| 1980 | .04 | NA |
| 1981 | .04 | -12.20% |
| 1982 | .04 | -2.78% |
| 1983 | .03 | -28.57% |
| 1984 | .02 | -8.00% |
| 1985 | .03 | 21.74% |
| 1986 | .03 | -7.14% |
| 1987 | .02 | -26.92% |
| 1988 | .02 | 15.79% |
| 1989 | .03 | 36.36% |
| 1990 | .04 | 16.67% |
| 1991 | .04 | 0.00% |
| 1992 | .03 | -2.86% |
| 1993 | .04 | 2.94% |
| 1994 | .04 | 0.00% |
| 1995 | .03 | -2.86% |
| 1996 | .03 | 0.00% |
| 1997 | .03 | 0.00% |
| 1998 | .03 | 0.00% |
| 1999 | .04 | 2.94% |
| 2000 | .03 | -17.14% |
| 2001 | .03 | 6.90% |
| 2002 | .03 | 3.23% |
| 2003 | .03 | 3.13% |
| 2004 | .03 | 3.03% |
| 2005 | .04 | 2.94% |
| 2006 | .04 | 2.86% |
| 2007 | .04 | 0.00% |
| 2008 | .04 | 0.00% |
| 2009 | .04 | 2.78% |
| 2010 | .04 | 18.92% |
| 2011 | .04 | -2.27% |
| 2012 | .04 | -2.33% |
| 2013 | .04 | 0.00% |
|
|