|
| year | production | change |
| 1984 | 37.91 | NA |
| 1985 | 39.73 | 4.81 % |
| 1986 | 45.96 | 15.68 % |
| 1987 | 38.08 | -17.16 % |
| 1988 | 44.17 | 15.99 % |
| 1989 | 58.59 | 32.67 % |
| 1990 | 58.74 | 0.25 % |
| 1991 | 48.64 | -17.19 % |
| 1992 | 60.85 | 25.09 % |
| 1993 | 66.98 | 10.08 % |
| 1994 | 86.39 | 28.98 % |
| 1995 | 81.41 | -5.77 % |
| 1996 | 76.67 | -5.81 % |
| 1997 | 80.37 | 4.82 % |
| 1998 | 89.01 | 10.75 % |
| 1999 | 86.92 | -2.34 % |
| 2000 | 79.61 | -8.41 % |
| 2001 | 94.98 | 19.31 % |
| 2002 | 97.84 | 3.01 % |
| 2003 | 101.60 | 3.84 % |
| 2004 | 96.76 | -4.76 % |
| 2005 | 103.07 | 6.52 % |
| 2006 | 103.32 | 0.24 % |
| 2007 | 96.98 | -6.14 % |
| 2008 | 95.21 | -1.82 % |
| 2009 | 83.27 | -12.54 % |
| 2010 | 87.33 | 4.88 % |
|
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