|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | | NA |
| 1987 | | NA |
| 1988 | | NA |
| 1989 | | NA |
| 1990 | | NA |
| 1991 | | NA |
| 1992 | 858.49 | NA |
| 1993 | 387.85 | -54.82 % |
| 1994 | 334.27 | -13.81 % |
| 1995 | 263.33 | -21.22 % |
| 1996 | 185.55 | -29.54 % |
| 1997 | 177.21 | -4.49 % |
| 1998 | 197.68 | 11.55 % |
| 1999 | 180.00 | -8.94 % |
| 2000 | 119.41 | -33.66 % |
| 2001 | 365.60 | 206.16 % |
| 2002 | 377.16 | 3.16 % |
| 2003 | 449.06 | 19.06 % |
| 2004 | 432.67 | -3.65 % |
| 2005 | 389.12 | -10.07 % |
| 2006 | 270.50 | -30.48 % |
| 2007 | 227.00 | -16.08 % |
| 2008 | 131.67 | -42.00 % |
| 2009 | 151.64 | 15.17 % |
| 2010 | 155.30 | 2.41 % |
|
|