|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | 2.72 | NA |
| 1992 | 4.63 | 70.21 % |
| 1993 | 2.90 | -37.27 % |
| 1994 | 2.68 | -7.75 % |
| 1995 | 3.13 | 16.79 % |
| 1996 | .29 | -90.87 % |
| 1997 | 2.25 | 687.88 % |
| 1998 | 2.80 | 24.55 % |
| 1999 | .57 | -79.56 % |
| 2000 | .31 | -46.57 % |
| 2001 | 1.37 | 347.89 % |
| 2002 | 4.54 | 231.34 % |
| 2003 | 10.22 | 125.23 % |
| 2004 | 8.83 | -13.64 % |
| 2005 | 4.78 | -45.81 % |
| 2006 | 5.15 | 7.69 % |
| 2007 | 8.73 | 69.44 % |
| 2008 | 15.59 | 78.68 % |
| 2009 | 16.78 | 7.60 % |
| 2010 | 25.85 | 54.08 % |
|
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