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year | production | consumption |
1980 | .00 | 1.60 |
1981 | .00 | 1.50 |
1982 | .00 | 1.40 |
1983 | .00 | 1.40 |
1984 | .00 | 1.50 |
1985 | .00 | 1.50 |
1986 | .00 | 1.90 |
1987 | .00 | 1.60 |
1988 | .00 | 1.10 |
1989 | .00 | 1.60 |
1990 | .00 | 2.20 |
1991 | .00 | 2.50 |
1992 | .00 | 2.10 |
1993 | .00 | 2.10 |
1994 | .00 | 2.00 |
1995 | .00 | 2.30 |
1996 | .00 | 1.90 |
1997 | .00 | 3.20 |
1998 | .00 | 3.20 |
1999 | .00 | 3.30 |
2000 | .00 | 4.70 |
2001 | .00 | 6.30 |
2002 | .00 | 6.00 |
2003 | .00 | 6.30 |
2004 | .00 | 6.80 |
2005 | .00 | 7.10 |
2006 | 2.30 | 7.20 |
2007 | 3.00 | 7.30 |
2008 | 3.50 | 3.60 |
2009 | 4.00 | 3.50 |
2010 | 4.30 | 3.50 |
2011 | 4.00 | 3.50 |
2012 | 3.20 | 3.50 |
2013 | 3.00 | 3.50 |
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