|
| year | production | change |
| 1980 | 1,701.03 | NA |
| 1981 | 1,724.75 | 1.39 % |
| 1982 | 1,768.85 | 2.56 % |
| 1983 | 1,851.39 | 4.67 % |
| 1984 | 1,914.35 | 3.40 % |
| 1985 | 1,935.31 | 1.09 % |
| 1986 | 1,979.45 | 2.28 % |
| 1987 | 1,982.72 | 0.16 % |
| 1988 | 2,058.53 | 3.82 % |
| 1989 | 2,043.39 | -0.74 % |
| 1990 | 2,129.29 | 4.20 % |
| 1991 | 2,184.98 | 2.62 % |
| 1992 | 2,192.63 | 0.35 % |
| 1993 | 2,322.12 | 5.91 % |
| 1994 | 2,341.18 | 0.82 % |
| 1995 | 2,457.39 | 4.96 % |
| 1996 | 2,494.44 | 1.51 % |
| 1997 | 2,552.33 | 2.32 % |
| 1998 | 2,554.44 | 0.08 % |
| 1999 | 2,596.15 | 1.63 % |
| 2000 | 2,625.09 | 1.11 % |
| 2001 | 2,570.54 | -2.08 % |
| 2002 | 2,607.65 | 1.44 % |
| 2003 | 2,616.27 | 0.33 % |
| 2004 | 2,782.99 | 6.37 % |
| 2005 | 2,897.90 | 4.13 % |
| 2006 | 2,997.18 | 3.43 % |
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