|
| year | production | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | 20.58 | NA |
| 1993 | 30.85 | 49.90 % |
| 1994 | 24.23 | -21.44 % |
| 1995 | 20.05 | -17.26 % |
| 1996 | 30.18 | 50.52 % |
| 1997 | 38.89 | 28.85 % |
| 1998 | 49.36 | 26.92 % |
| 1999 | 31.99 | -35.18 % |
| 2000 | 29.16 | -8.87 % |
| 2001 | 49.08 | 68.33 % |
| 2002 | 40.17 | -18.14 % |
| 2003 | 43.98 | 9.48 % |
| 2004 | 54.33 | 23.52 % |
| 2005 | 57.54 | 5.91 % |
| 2006 | 54.76 | -4.83 % |
| 2007 | 37.72 | -31.11 % |
| 2008 | 62.77 | 66.42 % |
| 2009 | 60.41 | -3.76 % |
| 2010 | 62.51 | 3.48 % |
|
|