|
| year | imports | change |
| 1984 | 8.82 | NA |
| 1985 | 15.81 | 79.22 % |
| 1986 | 21.12 | 33.57 % |
| 1987 | 23.96 | 13.45 % |
| 1988 | 25.19 | 5.15 % |
| 1989 | 27.73 | 10.07 % |
| 1990 | 16.70 | -39.76 % |
| 1991 | 10.99 | -34.18 % |
| 1992 | 11.64 | 5.87 % |
| 1993 | 19.12 | 64.28 % |
| 1994 | 32.52 | 70.07 % |
| 1995 | 23.87 | -26.59 % |
| 1996 | 26.06 | 9.18 % |
| 1997 | 35.93 | 37.86 % |
| 1998 | 36.97 | 2.90 % |
| 1999 | 36.32 | -1.76 % |
| 2000 | 22.97 | -36.75 % |
| 2001 | 45.47 | 97.91 % |
| 2002 | 32.53 | -28.45 % |
| 2003 | 45.28 | 39.19 % |
| 2004 | 64.97 | 43.47 % |
| 2005 | 83.11 | 27.92 % |
| 2006 | 99.87 | 20.17 % |
| 2007 | 75.55 | -24.35 % |
| 2008 | 94.15 | 24.62 % |
| 2009 | 89.86 | -4.56 % |
| 2010 | 78.39 | -12.76 % |
|
|