|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 36.57 | NA |
| 1987 | 47.80 | 30.73 % |
| 1988 | 42.27 | -11.57 % |
| 1989 | 57.17 | 35.25 % |
| 1990 | 43.49 | -23.93 % |
| 1991 | 68.04 | 56.44 % |
| 1992 | 85.99 | 26.39 % |
| 1993 | 123.73 | 43.89 % |
| 1994 | 128.33 | 3.71 % |
| 1995 | 166.36 | 29.64 % |
| 1996 | 166.97 | 0.37 % |
| 1997 | 194.20 | 16.30 % |
| 1998 | 211.48 | 8.90 % |
| 1999 | 203.19 | -3.92 % |
| 2000 | 193.56 | -4.74 % |
| 2001 | 187.02 | -3.38 % |
| 2002 | 193.88 | 3.67 % |
| 2003 | 154.39 | -20.37 % |
| 2004 | 152.11 | -1.48 % |
| 2005 | 154.87 | 1.81 % |
| 2006 | 199.93 | 29.10 % |
| 2007 | 277.97 | 39.03 % |
| 2008 | 333.23 | 19.88 % |
| 2009 | 297.94 | -10.59 % |
| 2010 | 468.50 | 57.24 % |
|
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