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year | production | consumption |
1980 | 4.79 | 5.04 |
1981 | 4.09 | 4.62 |
1982 | 4.66 | 4.94 |
1983 | 4.73 | 4.83 |
1984 | 4.80 | 4.53 |
1985 | 4.87 | 4.82 |
1986 | 4.92 | 5.01 |
1987 | 4.98 | 5.20 |
1988 | 4.98 | 5.19 |
1989 | 4.61 | 4.87 |
1990 | 3.86 | 4.02 |
1991 | 3.73 | 3.90 |
1992 | 3.66 | 3.81 |
1993 | 3.68 | 4.01 |
1994 | 3.74 | 3.85 |
1995 | 3.59 | 3.75 |
1996 | 3.83 | 4.19 |
1997 | 3.84 | 4.16 |
1998 | 3.36 | 3.92 |
1999 | 3.51 | 4.04 |
2000 | 3.06 | 3.59 |
2001 | 3.08 | 3.54 |
2002 | 3.08 | 3.55 |
2003 | 3.08 | 3.71 |
2004 | 3.05 | 3.82 |
2005 | 2.98 | 3.79 |
2006 | 2.91 | 4.00 |
2007 | 2.74 | 3.99 |
2008 | 2.67 | 4.05 |
2009 | 2.52 | 3.90 |
2010 | 2.51 | 4.21 |
2011 | 2.58 | 4.32 |
2012 | 2.71 | 4.19 |
2013 | 2.33 | 4.28 |
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