|
| year | production | change |
| 1980 | .00 | NA |
| 1981 | .00 | NA |
| 1982 | .00 | NA |
| 1983 | .00 | NA |
| 1984 | .00 | NA |
| 1985 | .01 | NA |
| 1986 | .05 | 400.00 % |
| 1987 | .04 | -20.00 % |
| 1988 | .05 | 25.00 % |
| 1989 | .05 | 0.00 % |
| 1990 | .29 | 480.00 % |
| 1991 | .26 | -10.34 % |
| 1992 | .28 | 7.69 % |
| 1993 | .32 | 14.29 % |
| 1994 | .34 | 6.25 % |
| 1995 | .35 | 2.94 % |
| 1996 | .37 | 5.71 % |
| 1997 | .31 | -16.22 % |
| 1998 | .34 | 9.68 % |
| 1999 | .37 | 8.82 % |
| 2000 | .32 | -13.51 % |
| 2001 | .40 | 25.00 % |
| 2002 | .40 | 0.00 % |
| 2003 | .65 | 62.50 % |
| 2004 | .70 | 7.69 % |
| 2005 | .89 | 27.14 % |
| 2006 | 1.11 | 24.72 % |
|
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