|
Loading...
| year | consumption | change |
| 1980 | .52 | NA |
| 1981 | .48 | -7.82% |
| 1982 | .46 | -4.35% |
| 1983 | .55 | 19.26% |
| 1984 | .54 | -2.36% |
| 1985 | .57 | 5.39% |
| 1986 | .62 | 9.88% |
| 1987 | .64 | 2.57% |
| 1988 | .77 | 20.03% |
| 1989 | .83 | 7.56% |
| 1990 | .92 | 11.27% |
| 1991 | .62 | -32.03% |
| 1992 | .84 | 34.46% |
| 1993 | .96 | 14.90% |
| 1994 | 1.10 | 14.32% |
| 1995 | 1.13 | 2.63% |
| 1996 | 1.13 | -0.53% |
| 1997 | 1.04 | -7.47% |
| 1998 | 1.06 | 1.44% |
| 1999 | 1.07 | 1.70% |
| 2000 | 1.08 | 0.93% |
| 2001 | 1.13 | 4.61% |
| 2002 | 1.14 | 0.88% |
| 2003 | 1.01 | -11.54% |
| 2004 | 1.13 | 11.17% |
| 2005 | 1.24 | 10.13% |
| 2006 | 1.23 | -1.05% |
| 2007 | 1.30 | 6.28% |
| 2008 | 1.34 | 2.61% |
| 2009 | 1.38 | 3.14% |
| 2010 | 1.44 | 4.28% |
| 2011 | 1.47 | 2.09% |
| 2012 | 1.62 | 10.29% |
| 2013 | 1.71 | 5.56% |
|
|