|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 20.31 | NA |
| 1987 | 25.90 | 27.53 % |
| 1988 | 22.11 | -14.65 % |
| 1989 | 28.06 | 26.94 % |
| 1990 | 31.50 | 12.26 % |
| 1991 | 40.58 | 28.83 % |
| 1992 | 36.71 | -9.54 % |
| 1993 | 28.51 | -22.33 % |
| 1994 | 42.07 | 47.54 % |
| 1995 | 44.40 | 5.56 % |
| 1996 | 44.40 | -0.01 % |
| 1997 | 61.98 | 39.59 % |
| 1998 | 59.87 | -3.39 % |
| 1999 | 73.38 | 22.56 % |
| 2000 | 55.75 | -24.03 % |
| 2001 | 47.98 | -13.94 % |
| 2002 | 55.92 | 16.55 % |
| 2003 | 56.06 | 0.26 % |
| 2004 | 54.70 | -2.43 % |
| 2005 | 66.30 | 21.21 % |
| 2006 | 76.28 | 15.05 % |
| 2007 | 73.31 | -3.89 % |
| 2008 | 78.10 | 6.53 % |
| 2009 | 74.01 | -5.24 % |
| 2010 | 75.00 | 1.33 % |
|
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