|
| year | production | change |
| 1980 | .01 | NA |
| 1981 | .01 | 0.00 % |
| 1982 | .01 | 0.00 % |
| 1983 | .01 | 0.00 % |
| 1984 | .01 | 0.00 % |
| 1985 | .01 | 0.00 % |
| 1986 | .01 | 0.00 % |
| 1987 | .01 | 0.00 % |
| 1988 | .01 | 0.00 % |
| 1989 | .00 | -100.00 % |
| 1990 | .00 | NA |
| 1991 | .01 | NA |
| 1992 | .00 | -60.00 % |
| 1993 | .00 | -25.00 % |
| 1994 | .33 | 10,900.00 % |
| 1995 | .46 | 39.39 % |
| 1996 | .52 | 13.04 % |
| 1997 | .60 | 15.38 % |
| 1998 | .65 | 8.33 % |
| 1999 | .86 | 32.31 % |
| 2000 | 1.12 | 30.23 % |
| 2001 | 1.13 | 0.89 % |
| 2002 | 1.36 | 20.35 % |
| 2003 | 1.44 | 5.88 % |
| 2004 | 1.46 | 1.39 % |
| 2005 | 1.35 | -7.53 % |
| 2006 | 1.48 | 9.63 % |
|
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