|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 6.32 | NA |
| 1987 | 16.42 | 159.74 % |
| 1988 | 30.35 | 84.75 % |
| 1989 | 18.33 | -39.59 % |
| 1990 | 11.30 | -38.35 % |
| 1991 | 4.12 | -63.57 % |
| 1992 | 9.25 | 124.69 % |
| 1993 | 88.10 | 852.14 % |
| 1994 | 49.67 | -43.61 % |
| 1995 | 12.65 | -74.54 % |
| 1996 | 29.70 | 134.88 % |
| 1997 | 8.12 | -72.68 % |
| 1998 | 1.00 | -87.69 % |
| 1999 | 3.70 | 270.69 % |
| 2000 | 1.50 | -59.51 % |
| 2001 | .22 | -85.07 % |
| 2002 | 1.02 | 353.79 % |
| 2003 | 1.60 | 57.63 % |
| 2004 | 2.23 | 39.40 % |
| 2005 | .97 | -56.79 % |
| 2006 | 4.36 | 351.80 % |
| 2007 | 33.41 | 666.17 % |
| 2008 | 3.61 | -89.19 % |
| 2009 | .17 | -95.23 % |
| 2010 | 2.94 | 1,604.99 % |
|
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