|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | 4.21 | NA |
| 1988 | 3.63 | -13.79 % |
| 1989 | 4.04 | 11.48 % |
| 1990 | 4.16 | 2.85 % |
| 1991 | 5.00 | 20.30 % |
| 1992 | 5.00 | 0.01 % |
| 1993 | 5.02 | 0.27 % |
| 1994 | 4.93 | -1.82 % |
| 1995 | 4.93 | 0.00 % |
| 1996 | 4.97 | 0.83 % |
| 1997 | 4.98 | 0.27 % |
| 1998 | 5.00 | 0.37 % |
| 1999 | 5.00 | 0.00 % |
| 2000 | 4.95 | -1.00 % |
| 2001 | 4.96 | 0.27 % |
| 2002 | 5.93 | 19.49 % |
| 2003 | 5.93 | 0.00 % |
| 2004 | 7.22 | 21.82 % |
| 2005 | 6.70 | -7.30 % |
| 2006 | 8.43 | 25.89 % |
| 2007 | 8.92 | 5.84 % |
| 2008 | 8.52 | -4.50 % |
| 2009 | 7.81 | -8.35 % |
| 2010 | 7.81 | 0.00 % |
|
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