|
| 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 | .54 | NA |
| 1993 | .52 | -3.87 % |
| 1994 | .49 | -4.36 % |
| 1995 | .44 | -10.04 % |
| 1996 | .60 | 35.20 % |
| 1997 | .58 | -3.21 % |
| 1998 | .60 | 2.88 % |
| 1999 | .50 | -17.11 % |
| 2000 | .54 | 8.61 % |
| 2001 | .55 | 1.44 % |
| 2002 | .55 | 1.35 % |
| 2003 | .54 | -1.96 % |
| 2004 | .55 | 1.64 % |
| 2005 | .52 | -5.49 % |
| 2006 | | NA |
| 2007 | | NA |
| 2008 | | NA |
| 2009 | | NA |
| 2010 | | NA |
|
|