| 时间 | 值 （亿元） | 世界排名 |
|---|---|---|
| 2008 | 849.9 | 106 |
| 2007 | 688.8 | 105 |
| 2006 | 563.6 | 105 |
| 2005 | 469.7 | 105 |
| 2004 | 396 | 104 |
| 2003 | 332.1 | 103 |
| 2002 | 295.3 | 103 |
| 2001 | 254.7 | 103 |
| 2000 | 232.3 | 101 |
| 1999 | 205.4 | 99 |
| 1998 | 180.7 | 99 |
| 1997 | 182.7 | 95 |
| 1996 | 152.4 | 97 |
| 1995 | 139.8 | 93 |
| 1994 | 128.2 | 90 |
| 1993 | 104.1 | 88 |
| 1992 | 95.7 | 81 |
| 1991 | 83 | 81 |
| 1990 | 71.6 | 79 |
| 1989 | 59.8 | 76 |
| 1988 | 51.7 | 76 |
| 1987 | 46.6 | 74 |
| 1986 | 44.1 | 73 |