|
| year | production | change |
| 1980 | .00 | NA |
| 1981 | .00 | NA |
| 1982 | .00 | NA |
| 1983 | .00 | NA |
| 1984 | .00 | NA |
| 1985 | .00 | NA |
| 1986 | .00 | NA |
| 1987 | .00 | NA |
| 1988 | .00 | NA |
| 1989 | .00 | NA |
| 1990 | .00 | NA |
| 1991 | 3.00 | NA |
| 1992 | 5.00 | 66.67 % |
| 1993 | 6.09 | 21.80 % |
| 1994 | 6.61 | 8.54 % |
| 1995 | 7.59 | 14.83 % |
| 1996 | 8.60 | 13.31 % |
| 1997 | 7.99 | -7.09 % |
| 1998 | 7.73 | -3.25 % |
| 1999 | 10.00 | 29.37 % |
| 2000 | 24.29 | 142.90 % |
| 2001 | 25.74 | 5.97 % |
| 2002 | 30.22 | 17.40 % |
| 2003 | 48.46 | 60.36 % |
| 2004 | 42.04 | -13.25 % |
| 2005 | 37.20 | -11.51 % |
| 2006 | 48.45 | 30.24 % |
|
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