|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | | NA |
| 1993 | 7.66 | NA |
| 1994 | 14.54 | 89.73 % |
| 1995 | 13.82 | -4.94 % |
| 1996 | 14.11 | 2.07 % |
| 1997 | 16.55 | 17.34 % |
| 1998 | 20.16 | 21.82 % |
| 1999 | 24.29 | 20.44 % |
| 2000 | 21.43 | -11.78 % |
| 2001 | 25.49 | 18.97 % |
| 2002 | 22.87 | -10.26 % |
| 2003 | 22.78 | -0.40 % |
| 2004 | 21.70 | -4.73 % |
| 2005 | 18.57 | -14.45 % |
| 2006 | 14.38 | -22.56 % |
| 2007 | 15.72 | 9.33 % |
| 2008 | 13.69 | -12.90 % |
| 2009 | 15.95 | 16.51 % |
| 2010 | 12.13 | -23.95 % |
|
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