|
| year | production | change |
| 1984 | 6,453.49 | NA |
| 1985 | 6,419.17 | -0.53 % |
| 1986 | 6,752.36 | 5.19 % |
| 1987 | 6,841.49 | 1.32 % |
| 1988 | 6,955.97 | 1.67 % |
| 1989 | 6,963.09 | 0.10 % |
| 1990 | 6,958.52 | -0.07 % |
| 1991 | 6,975.27 | 0.24 % |
| 1992 | 7,057.54 | 1.18 % |
| 1993 | 7,359.69 | 4.28 % |
| 1994 | 7,311.61 | -0.65 % |
| 1995 | 7,588.19 | 3.78 % |
| 1996 | 7,646.71 | 0.77 % |
| 1997 | 7,870.02 | 2.92 % |
| 1998 | 8,082.05 | 2.69 % |
| 1999 | 8,111.18 | 0.36 % |
| 2000 | 8,185.78 | 0.92 % |
| 2001 | 8,311.57 | 1.54 % |
| 2002 | 8,474.86 | 1.96 % |
| 2003 | 8,501.26 | 0.31 % |
| 2004 | 8,723.27 | 2.61 % |
| 2005 | 8,317.50 | -4.65 % |
| 2006 | 8,363.71 | 0.56 % |
| 2007 | 8,357.85 | -0.07 % |
| 2008 | 8,548.29 | 2.28 % |
| 2009 | 8,785.55 | 2.78 % |
| 2010 | 9,058.63 | 3.11 % |
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