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year | production | consumption |
1986 | 1.30 | 1.50 |
1987 | 1.20 | 1.30 |
1988 | 1.30 | 1.40 |
1989 | 2.10 | 2.10 |
1990 | 2.00 | 1.50 |
1991 | 2.00 | 1.50 |
1992 | 2.10 | 1.60 |
1993 | 2.00 | 1.20 |
1994 | 2.20 | 1.30 |
1995 | .80 | 1.00 |
1996 | .80 | 1.40 |
1997 | 1.70 | 1.40 |
1998 | 1.40 | 1.10 |
1999 | 1.50 | 1.10 |
2000 | 1.50 | .80 |
2001 | 1.30 | 1.10 |
2002 | 1.50 | 1.10 |
2003 | 1.60 | 1.00 |
2004 | 1.60 | 1.00 |
2005 | 1.70 | 1.10 |
2006 | 1.40 | .80 |
2007 | 1.30 | .80 |
2008 | 1.60 | 1.10 |
2009 | 1.30 | .80 |
2010 | 2.20 | 1.30 |
2011 | 2.20 | 1.30 |
2012 | 2.20 | 1.30 |
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