|
| year | imports | change |
| 1984 | 16.84 | NA |
| 1985 | 15.86 | -5.81 % |
| 1986 | 23.48 | 48.09 % |
| 1987 | 19.58 | -16.62 % |
| 1988 | 19.44 | -0.69 % |
| 1989 | 20.23 | 4.06 % |
| 1990 | 17.77 | -12.18 % |
| 1991 | 16.37 | -7.87 % |
| 1992 | 12.54 | -23.43 % |
| 1993 | 10.63 | -15.22 % |
| 1994 | 10.20 | -4.04 % |
| 1995 | 13.35 | 30.86 % |
| 1996 | 12.23 | -8.37 % |
| 1997 | 10.91 | -10.76 % |
| 1998 | 10.06 | -7.87 % |
| 1999 | 8.01 | -20.33 % |
| 2000 | 13.15 | 64.09 % |
| 2001 | 18.69 | 42.20 % |
| 2002 | 11.04 | -40.96 % |
| 2003 | 9.71 | -12.04 % |
| 2004 | 16.47 | 69.64 % |
| 2005 | 10.83 | -34.23 % |
| 2006 | 18.35 | 69.43 % |
| 2007 | 16.45 | -10.36 % |
| 2008 | 19.42 | 18.01 % |
| 2009 | 29.65 | 52.72 % |
| 2010 | 24.22 | -18.32 % |
|
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