|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 2.77 | NA |
| 1987 | 1.27 | -54.18 % |
| 1988 | .22 | -83.00 % |
| 1989 | .30 | 38.84 % |
| 1990 | .58 | 94.12 % |
| 1991 | 1.05 | 79.59 % |
| 1992 | 2.17 | 107.24 % |
| 1993 | .93 | -57.23 % |
| 1994 | 4.50 | 385.45 % |
| 1995 | 1.78 | -60.47 % |
| 1996 | 7.41 | 316.37 % |
| 1997 | 6.92 | -6.60 % |
| 1998 | 8.16 | 17.91 % |
| 1999 | 4.84 | -40.69 % |
| 2000 | 6.64 | 37.35 % |
| 2001 | 8.12 | 22.27 % |
| 2002 | 10.68 | 31.46 % |
| 2003 | 10.63 | -0.44 % |
| 2004 | 10.28 | -3.34 % |
| 2005 | 10.31 | 0.27 % |
| 2006 | 12.77 | 23.95 % |
| 2007 | 16.17 | 26.59 % |
| 2008 | 10.03 | -38.01 % |
| 2009 | 13.04 | 30.07 % |
| 2010 | 17.22 | 32.08 % |
|
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