|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 3.27 | NA |
| 1987 | 2.70 | -17.52 % |
| 1988 | 3.10 | 14.94 % |
| 1989 | 3.23 | 4.16 % |
| 1990 | 3.64 | 12.67 % |
| 1991 | 3.82 | 5.00 % |
| 1992 | 3.78 | -1.05 % |
| 1993 | 3.68 | -2.70 % |
| 1994 | 3.68 | 0.02 % |
| 1995 | 3.74 | 1.66 % |
| 1996 | 3.76 | 0.53 % |
| 1997 | 3.68 | -2.16 % |
| 1998 | 3.47 | -5.68 % |
| 1999 | 4.09 | 17.80 % |
| 2000 | 5.25 | 28.50 % |
| 2001 | 6.62 | 26.07 % |
| 2002 | 5.78 | -12.68 % |
| 2003 | 8.51 | 47.09 % |
| 2004 | 11.08 | 30.28 % |
| 2005 | 11.32 | 2.19 % |
| 2006 | 10.46 | -7.58 % |
| 2007 | 8.95 | -14.45 % |
| 2008 | 7.38 | -17.50 % |
| 2009 | 4.59 | -37.79 % |
| 2010 | 4.60 | 0.09 % |
|
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