|
| year | production | change |
| 1984 | 38.39 | NA |
| 1985 | 45.19 | 17.69 % |
| 1986 | 45.29 | 0.22 % |
| 1987 | 54.41 | 20.14 % |
| 1988 | 69.61 | 27.94 % |
| 1989 | 72.58 | 4.26 % |
| 1990 | 77.76 | 7.14 % |
| 1991 | 72.42 | -6.87 % |
| 1992 | 82.65 | 14.13 % |
| 1993 | 79.75 | -3.50 % |
| 1994 | 82.02 | 2.85 % |
| 1995 | 82.07 | 0.05 % |
| 1996 | 78.11 | -4.83 % |
| 1997 | 83.51 | 6.91 % |
| 1998 | 84.99 | 1.77 % |
| 1999 | 74.21 | -12.68 % |
| 2000 | 86.77 | 16.92 % |
| 2001 | 87.28 | 0.59 % |
| 2002 | 88.02 | 0.85 % |
| 2003 | 84.57 | -3.92 % |
| 2004 | 83.79 | -0.93 % |
| 2005 | 93.95 | 12.12 % |
| 2006 | 100.17 | 6.63 % |
| 2007 | 99.97 | -0.21 % |
| 2008 | 98.14 | -1.82 % |
| 2009 | 94.34 | -3.87 % |
| 2010 | 101.15 | 7.21 % |
|
|