|
| year | imports | change |
| 1984 | .22 | NA |
| 1985 | .19 | -14.05 % |
| 1986 | .29 | 50.01 % |
| 1987 | .51 | 77.78 % |
| 1988 | .29 | -43.90 % |
| 1989 | 3.90 | 1,265.76 % |
| 1990 | 5.34 | 37.05 % |
| 1991 | .83 | -84.52 % |
| 1992 | .41 | -50.14 % |
| 1993 | 1.08 | 162.26 % |
| 1994 | 1.81 | 67.65 % |
| 1995 | 9.25 | 410.53 % |
| 1996 | 13.72 | 48.39 % |
| 1997 | 13.19 | -3.89 % |
| 1998 | 15.35 | 16.39 % |
| 1999 | 3.24 | -78.88 % |
| 2000 | 4.47 | 37.86 % |
| 2001 | 6.64 | 48.63 % |
| 2002 | 4.93 | -25.84 % |
| 2003 | 7.47 | 51.61 % |
| 2004 | 6.18 | -17.25 % |
| 2005 | 6.36 | 2.85 % |
| 2006 | 5.24 | -17.50 % |
| 2007 | 6.04 | 15.15 % |
| 2008 | 6.88 | 13.90 % |
| 2009 | 26.19 | 280.80 % |
| 2010 | 20.58 | -21.43 % |
|
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