|
| 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 | 7,420.76 | NA |
| 1993 | 5,475.18 | -26.22 % |
| 1994 | 1,267.66 | -76.85 % |
| 1995 | 2,353.44 | 85.65 % |
| 1996 | 2,005.10 | -14.80 % |
| 1997 | 1,862.91 | -7.09 % |
| 1998 | 2,086.68 | 12.01 % |
| 1999 | 1,949.99 | -6.55 % |
| 2000 | 1,427.49 | -26.79 % |
| 2001 | 1,168.45 | -18.15 % |
| 2002 | 2,487.92 | 112.92 % |
| 2003 | 2,669.80 | 7.31 % |
| 2004 | 1,646.85 | -38.32 % |
| 2005 | 2,018.33 | 22.56 % |
| 2006 | 1,561.98 | -22.61 % |
| 2007 | 1,250.02 | -19.97 % |
| 2008 | 1,155.22 | -7.58 % |
| 2009 | 1,047.20 | -9.35 % |
| 2010 | 1,156.33 | 10.42 % |
| 2011 | 1,057.12 | -8.58 % |
|
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