|
Loading...
| year | consumption | change |
| 1980 | .09 | NA |
| 1981 | .08 | -3.49% |
| 1982 | .08 | 0.00% |
| 1983 | .06 | -33.73% |
| 1984 | .05 | -7.27% |
| 1985 | .06 | 13.73% |
| 1986 | .08 | 34.48% |
| 1987 | .09 | 8.97% |
| 1988 | .09 | 9.41% |
| 1989 | .10 | 10.75% |
| 1990 | .10 | -2.91% |
| 1991 | .10 | 4.00% |
| 1992 | .11 | 8.65% |
| 1993 | .11 | -1.77% |
| 1994 | .12 | 3.60% |
| 1995 | .12 | 1.74% |
| 1996 | .12 | 5.13% |
| 1997 | .12 | -0.81% |
| 1998 | .10 | -22.13% |
| 1999 | .12 | 22.11% |
| 2000 | .14 | 23.28% |
| 2001 | .14 | -0.70% |
| 2002 | .13 | -7.75% |
| 2003 | .13 | -4.58% |
| 2004 | .15 | 16.00% |
| 2005 | .15 | 2.76% |
| 2006 | .15 | 0.67% |
| 2007 | .13 | -11.33% |
| 2008 | .15 | 15.79% |
| 2009 | .17 | 11.69% |
| 2010 | .20 | 15.70% |
| 2011 | .24 | 20.10% |
| 2012 | .25 | 2.93% |
| 2013 | .23 | -6.50% |
|
|