|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 35.20 | NA |
| 1987 | 37.00 | 5.11 % |
| 1988 | 30.00 | -18.92 % |
| 1989 | 32.00 | 6.67 % |
| 1990 | 28.29 | -11.59 % |
| 1991 | 55.06 | 94.64 % |
| 1992 | 46.97 | -14.70 % |
| 1993 | 59.30 | 26.24 % |
| 1994 | 19.06 | -67.86 % |
| 1995 | 63.00 | 230.56 % |
| 1996 | 63.89 | 1.40 % |
| 1997 | 5.89 | -90.78 % |
| 1998 | 7.03 | 19.42 % |
| 1999 | 18.19 | 158.74 % |
| 2000 | 16.85 | -7.36 % |
| 2001 | 10.00 | -40.67 % |
| 2002 | 9.76 | -2.37 % |
| 2003 | 9.02 | -7.59 % |
| 2004 | 10.58 | 17.28 % |
| 2005 | 13.11 | 23.89 % |
| 2006 | 12.62 | -3.72 % |
| 2007 | 12.30 | -2.52 % |
| 2008 | 12.14 | -1.38 % |
| 2009 | 12.98 | 6.98 % |
| 2010 | 13.70 | 5.55 % |
|
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