|
| year | imports | change |
| 1984 | 185.85 | NA |
| 1985 | 196.10 | 5.52 % |
| 1986 | 204.64 | 4.36 % |
| 1987 | 213.09 | 4.13 % |
| 1988 | 177.52 | -16.70 % |
| 1989 | 175.97 | -0.87 % |
| 1990 | 173.38 | -1.47 % |
| 1991 | 196.31 | 13.22 % |
| 1992 | 174.11 | -11.31 % |
| 1993 | 164.43 | -5.56 % |
| 1994 | 198.36 | 20.64 % |
| 1995 | 131.05 | -33.94 % |
| 1996 | 179.92 | 37.30 % |
| 1997 | 170.23 | -5.39 % |
| 1998 | 225.54 | 32.49 % |
| 1999 | 214.69 | -4.81 % |
| 2000 | 218.08 | 1.58 % |
| 2001 | 196.46 | -9.91 % |
| 2002 | 216.94 | 10.42 % |
| 2003 | 218.62 | 0.77 % |
| 2004 | 221.30 | 1.23 % |
| 2005 | 191.40 | -13.51 % |
| 2006 | 213.24 | 11.41 % |
| 2007 | 223.20 | 4.67 % |
| 2008 | 222.75 | -0.20 % |
| 2009 | 215.03 | -3.47 % |
| 2010 | 214.68 | -0.16 % |
|
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