|
| year | imports | change |
| 1980 | | NA |
| 1981 | | NA |
| 1982 | | NA |
| 1983 | | NA |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | 1,099.00 | NA |
| 1993 | 1,101.21 | 0.20 % |
| 1994 | 744.39 | -32.40 % |
| 1995 | 487.44 | -34.52 % |
| 1996 | 348.99 | -28.40 % |
| 1997 | 418.55 | 19.93 % |
| 1998 | 388.68 | -7.14 % |
| 1999 | 397.66 | 2.31 % |
| 2000 | 1,001.63 | 151.88 % |
| 2001 | 824.53 | -17.68 % |
| 2002 | 1,099.00 | 33.29 % |
| 2003 | 1,263.25 | 14.94 % |
| 2004 | 1,456.15 | 15.27 % |
| 2005 | 1,172.86 | -19.45 % |
| 2006 | 1,309.55 | 11.65 % |
| 2007 | 1,318.36 | 0.67 % |
| 2008 | 1,491.43 | 13.13 % |
| 2009 | 866.42 | -41.91 % |
| 2010 | 1,322.77 | 52.67 % |
| 2011 | 1,814.41 | 37.17 % |
|
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