|
| year | production | change |
| 1980 | | NA |
| 1981 | | NA |
| 1982 | | NA |
| 1983 | | NA |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | .15 | NA |
| 1993 | .14 | -8.62 % |
| 1994 | .09 | -35.59 % |
| 1995 | .12 | 39.54 % |
| 1996 | .14 | 16.80 % |
| 1997 | .13 | -12.43 % |
| 1998 | .15 | 20.77 % |
| 1999 | .11 | -25.59 % |
| 2000 | .10 | -10.92 % |
| 2001 | .14 | 36.78 % |
| 2002 | .17 | 19.35 % |
| 2003 | .18 | 6.66 % |
| 2004 | .17 | -3.67 % |
| 2005 | .12 | -30.34 % |
| 2006 | .10 | -15.92 % |
| 2007 | .11 | 12.16 % |
| 2008 | .11 | 0.59 % |
| 2009 | .12 | 7.35 % |
| 2010 | .01 | -89.14 % |
|
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