|
| year | imports | change |
| 1984 | 27.37 | NA |
| 1985 | 17.82 | -34.89 % |
| 1986 | 15.78 | -11.47 % |
| 1987 | 27.43 | 73.83 % |
| 1988 | 34.36 | 25.29 % |
| 1989 | 28.96 | -15.72 % |
| 1990 | 14.90 | -48.55 % |
| 1991 | 16.39 | 10.01 % |
| 1992 | 14.50 | -11.53 % |
| 1993 | 51.44 | 254.73 % |
| 1994 | 48.73 | -5.28 % |
| 1995 | 68.24 | 40.06 % |
| 1996 | 66.64 | -2.34 % |
| 1997 | 73.64 | 10.50 % |
| 1998 | 98.69 | 34.02 % |
| 1999 | 137.94 | 39.77 % |
| 2000 | 147.65 | 7.04 % |
| 2001 | 164.62 | 11.49 % |
| 2002 | 190.91 | 15.97 % |
| 2003 | 220.64 | 15.57 % |
| 2004 | 240.92 | 9.19 % |
| 2005 | 270.02 | 12.08 % |
| 2006 | 278.06 | 2.98 % |
| 2007 | 294.51 | 5.91 % |
| 2008 | 249.83 | -15.17 % |
| 2009 | 234.12 | -6.29 % |
| 2010 | 220.71 | -5.73 % |
|
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