|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 17.00 | NA |
| 1987 | 27.16 | 59.78 % |
| 1988 | 49.90 | 83.70 % |
| 1989 | 60.42 | 21.08 % |
| 1990 | 87.31 | 44.52 % |
| 1991 | 100.00 | 14.53 % |
| 1992 | 126.37 | 26.37 % |
| 1993 | 155.47 | 23.03 % |
| 1994 | 175.30 | 12.75 % |
| 1995 | 283.13 | 61.51 % |
| 1996 | 277.37 | -2.04 % |
| 1997 | 287.67 | 3.72 % |
| 1998 | 240.80 | -16.29 % |
| 1999 | 136.47 | -43.33 % |
| 2000 | 35.00 | -74.35 % |
| 2001 | .63 | -98.19 % |
| 2002 | 2.17 | 241.94 % |
| 2003 | 1.96 | -9.43 % |
| 2004 | 16.59 | 745.60 % |
| 2005 | 14.96 | -9.83 % |
| 2006 | 18.76 | 25.41 % |
| 2007 | 59.93 | 219.39 % |
| 2008 | 56.98 | -4.91 % |
| 2009 | 51.73 | -9.22 % |
| 2010 | 40.79 | -21.14 % |
|
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