|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | .60 | NA |
| 1987 | | NA |
| 1988 | .02 | NA |
| 1989 | .05 | 133.65 % |
| 1990 | .84 | 1,697.56 % |
| 1991 | | NA |
| 1992 | | NA |
| 1993 | | NA |
| 1994 | | NA |
| 1995 | | NA |
| 1996 | 3.96 | NA |
| 1997 | 4.32 | 9.12 % |
| 1998 | | NA |
| 1999 | | NA |
| 2000 | | NA |
| 2001 | | NA |
| 2002 | | NA |
| 2003 | 10.00 | NA |
| 2004 | | NA |
| 2005 | 41.08 | NA |
| 2006 | 79.25 | 92.89 % |
| 2007 | 75.16 | -5.16 % |
| 2008 | 107.97 | 43.66 % |
| 2009 | 102.92 | -4.68 % |
| 2010 | 86.19 | -16.26 % |
|
|