|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 14.30 | NA |
| 1987 | 7.76 | -45.76 % |
| 1988 | 16.93 | 118.35 % |
| 1989 | 12.51 | -26.10 % |
| 1990 | 17.10 | 36.66 % |
| 1991 | 21.54 | 25.97 % |
| 1992 | 18.81 | -12.70 % |
| 1993 | 20.45 | 8.77 % |
| 1994 | 21.19 | 3.62 % |
| 1995 | 10.24 | -51.70 % |
| 1996 | 14.96 | 46.12 % |
| 1997 | 12.48 | -16.56 % |
| 1998 | 15.44 | 23.68 % |
| 1999 | 12.90 | -16.43 % |
| 2000 | 11.85 | -8.17 % |
| 2001 | 12.97 | 9.52 % |
| 2002 | 14.40 | 10.97 % |
| 2003 | 13.68 | -4.94 % |
| 2004 | 14.14 | 3.32 % |
| 2005 | 12.88 | -8.89 % |
| 2006 | 12.74 | -1.13 % |
| 2007 | 14.41 | 13.18 % |
| 2008 | 13.23 | -8.23 % |
| 2009 | 9.11 | -31.17 % |
| 2010 | 6.92 | -24.05 % |
|
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