|
| year | imports | change |
| 1984 | | NA |
| 1985 | | NA |
| 1986 | 12.52 | NA |
| 1987 | 10.47 | -16.32 % |
| 1988 | 8.81 | -15.93 % |
| 1989 | 11.50 | 30.61 % |
| 1990 | 9.80 | -14.78 % |
| 1991 | 12.32 | 25.68 % |
| 1992 | 13.40 | 8.82 % |
| 1993 | 13.05 | -2.62 % |
| 1994 | 10.80 | -17.25 % |
| 1995 | 12.33 | 14.15 % |
| 1996 | 12.49 | 1.32 % |
| 1997 | 14.61 | 16.94 % |
| 1998 | 17.24 | 18.02 % |
| 1999 | 17.00 | -1.39 % |
| 2000 | 17.09 | 0.55 % |
| 2001 | 18.62 | 8.90 % |
| 2002 | 16.56 | -11.04 % |
| 2003 | 17.86 | 7.85 % |
| 2004 | 16.83 | -5.75 % |
| 2005 | 17.10 | 1.58 % |
| 2006 | 16.72 | -2.22 % |
| 2007 | 15.76 | -5.75 % |
| 2008 | 10.97 | -30.40 % |
| 2009 | 16.68 | 52.08 % |
| 2010 | 15.64 | -6.24 % |
|
|