|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 10.02 | NA |
| 1987 | 8.10 | -19.22 % |
| 1988 | 7.49 | -7.46 % |
| 1989 | 7.27 | -2.92 % |
| 1990 | 7.49 | 2.95 % |
| 1991 | 10.46 | 39.71 % |
| 1992 | 17.63 | 68.54 % |
| 1993 | 13.34 | -24.34 % |
| 1994 | 14.24 | 6.72 % |
| 1995 | 19.43 | 36.45 % |
| 1996 | 19.44 | 0.07 % |
| 1997 | 20.65 | 6.23 % |
| 1998 | 20.98 | 1.59 % |
| 1999 | 13.00 | -38.03 % |
| 2000 | 10.74 | -17.41 % |
| 2001 | 8.57 | -20.20 % |
| 2002 | 9.27 | 8.13 % |
| 2003 | 8.59 | -7.35 % |
| 2004 | 15.80 | 84.02 % |
| 2005 | 15.35 | -2.85 % |
| 2006 | 14.43 | -5.99 % |
| 2007 | 13.74 | -4.78 % |
| 2008 | 12.04 | -12.35 % |
| 2009 | 6.95 | -42.25 % |
| 2010 | 7.23 | 4.04 % |
|
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