|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 2.04 | NA |
| 1987 | 2.04 | 0.00 % |
| 1988 | 2.04 | -0.27 % |
| 1989 | 2.04 | 0.27 % |
| 1990 | 1.94 | -5.00 % |
| 1991 | .30 | -84.30 % |
| 1992 | .41 | 33.69 % |
| 1993 | .52 | 27.76 % |
| 1994 | 2.14 | 311.48 % |
| 1995 | 2.08 | -2.84 % |
| 1996 | 2.51 | 20.74 % |
| 1997 | 3.42 | 36.12 % |
| 1998 | 4.21 | 23.04 % |
| 1999 | 3.56 | -15.53 % |
| 2000 | 3.33 | -6.29 % |
| 2001 | 3.10 | -6.85 % |
| 2002 | 3.21 | 3.37 % |
| 2003 | 2.88 | -10.19 % |
| 2004 | 3.95 | 37.21 % |
| 2005 | 4.35 | 10.09 % |
| 2006 | 4.29 | -1.52 % |
| 2007 | 5.89 | 37.29 % |
| 2008 | 4.78 | -18.75 % |
| 2009 | 3.94 | -17.52 % |
| 2010 | 3.76 | -4.66 % |
|
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