|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | 1.78 | NA |
| 1993 | 2.34 | 31.27 % |
| 1994 | 1.99 | -14.83 % |
| 1995 | .22 | -88.95 % |
| 1996 | | NA |
| 1997 | .12 | NA |
| 1998 | .09 | -20.00 % |
| 1999 | .14 | 50.02 % |
| 2000 | .93 | 564.84 % |
| 2001 | 5.61 | 501.64 % |
| 2002 | | NA |
| 2003 | | NA |
| 2004 | | NA |
| 2005 | | NA |
| 2006 | | NA |
| 2007 | | NA |
| 2008 | | NA |
| 2009 | | NA |
| 2010 | | NA |
|
|