|
| year | production | change |
| 1980 | .30 | NA |
| 1981 | .30 | 0.00 % |
| 1982 | .34 | 13.33 % |
| 1983 | .39 | 14.71 % |
| 1984 | .36 | -7.69 % |
| 1985 | .52 | 44.44 % |
| 1986 | .58 | 11.54 % |
| 1987 | .58 | 0.00 % |
| 1988 | .62 | 6.90 % |
| 1989 | .63 | 1.61 % |
| 1990 | .66 | 4.76 % |
| 1991 | .77 | 16.67 % |
| 1992 | .85 | 10.39 % |
| 1993 | .87 | 2.35 % |
| 1994 | .94 | 8.05 % |
| 1995 | 1.00 | 6.38 % |
| 1996 | .98 | -2.00 % |
| 1997 | 1.07 | 9.18 % |
| 1998 | 1.11 | 3.74 % |
| 1999 | 1.37 | 23.42 % |
| 2000 | 1.71 | 24.82 % |
| 2001 | 1.86 | 8.77 % |
| 2002 | 2.08 | 11.83 % |
| 2003 | 2.15 | 3.37 % |
| 2004 | 2.58 | 20.00 % |
| 2005 | 3.64 | 41.09 % |
| 2006 | 4.77 | 31.04 % |
|
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