|
| year | imports | change |
| 1984 | 17.05 | NA |
| 1985 | 18.37 | 7.73 % |
| 1986 | 21.52 | 17.13 % |
| 1987 | 27.97 | 29.99 % |
| 1988 | 41.49 | 48.34 % |
| 1989 | 55.39 | 33.52 % |
| 1990 | 75.00 | 35.40 % |
| 1991 | 80.12 | 6.82 % |
| 1992 | 105.57 | 31.77 % |
| 1993 | 124.61 | 18.03 % |
| 1994 | 133.13 | 6.83 % |
| 1995 | 145.52 | 9.31 % |
| 1996 | 150.70 | 3.56 % |
| 1997 | 151.72 | 0.67 % |
| 1998 | 133.42 | -12.07 % |
| 1999 | 162.56 | 21.84 % |
| 2000 | 161.48 | -0.66 % |
| 2001 | 128.93 | -20.15 % |
| 2002 | 155.92 | 20.93 % |
| 2003 | 136.75 | -12.29 % |
| 2004 | 128.74 | -5.86 % |
| 2005 | 135.83 | 5.51 % |
| 2006 | 149.78 | 10.27 % |
| 2007 | 152.55 | 1.85 % |
| 2008 | 175.58 | 15.10 % |
| 2009 | 175.88 | 0.17 % |
| 2010 | 194.18 | 10.41 % |
|
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