|
| year | imports | change |
| 1984 | 16.53 | NA |
| 1985 | 15.59 | -5.66 % |
| 1986 | 15.14 | -2.88 % |
| 1987 | 15.55 | 2.70 % |
| 1988 | 15.25 | -1.98 % |
| 1989 | 16.43 | 7.78 % |
| 1990 | 16.88 | 2.74 % |
| 1991 | 5.05 | -70.10 % |
| 1992 | 8.46 | 67.56 % |
| 1993 | 12.73 | 50.53 % |
| 1994 | 15.06 | 18.30 % |
| 1995 | 9.20 | -38.94 % |
| 1996 | 3.08 | -66.54 % |
| 1997 | 3.45 | 12.23 % |
| 1998 | 5.50 | 59.17 % |
| 1999 | 5.82 | 5.95 % |
| 2000 | 7.01 | 20.37 % |
| 2001 | 10.08 | 43.71 % |
| 2002 | 20.38 | 102.23 % |
| 2003 | 18.82 | -7.62 % |
| 2004 | 21.48 | 14.13 % |
| 2005 | 27.02 | 25.77 % |
| 2006 | 26.86 | -0.61 % |
| 2007 | 29.27 | 8.98 % |
| 2008 | 28.01 | -4.31 % |
| 2009 | 25.47 | -9.07 % |
| 2010 | 32.82 | 28.89 % |
|
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