|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 6.31 | NA |
| 1987 | 7.03 | 11.38 % |
| 1988 | 9.70 | 37.98 % |
| 1989 | 9.36 | -3.54 % |
| 1990 | 10.68 | 14.11 % |
| 1991 | 9.04 | -15.35 % |
| 1992 | 11.69 | 29.38 % |
| 1993 | 11.70 | 0.04 % |
| 1994 | 13.45 | 14.95 % |
| 1995 | 13.98 | 3.94 % |
| 1996 | 12.67 | -9.32 % |
| 1997 | 12.33 | -2.68 % |
| 1998 | 11.67 | -5.40 % |
| 1999 | 12.52 | 7.26 % |
| 2000 | 11.45 | -8.54 % |
| 2001 | 8.64 | -24.52 % |
| 2002 | 8.83 | 2.21 % |
| 2003 | 7.67 | -13.19 % |
| 2004 | 4.84 | -36.91 % |
| 2005 | 5.85 | 20.85 % |
| 2006 | 3.60 | -38.41 % |
| 2007 | 3.43 | -4.71 % |
| 2008 | 2.81 | -18.18 % |
| 2009 | 2.73 | -2.68 % |
| 2010 | 2.96 | 8.53 % |
|
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