| 时间 | 值 （亿元） | 世界排名 |
|---|---|---|
| 2016 | 509034 | 9 |
| 2015 | 513703 | 13 |
| 2014 | 429096 | 13 |
| 2013 | 373687 | 13 |
| 2012 | 322057 | 13 |
| 2011 | 284859 | 13 |
| 2010 | 237912 | 13 |
| 2009 | 190958 | 13 |
| 2008 | 162767 | 13 |
| 2007 | 142361 | 13 |
| 2006 | 101268 | 15 |
| 2005 | 72211.2 | 16 |
| 2004 | 52987 | 16 |
| 2003 | 39620.8 | 16 |
| 2002 | 28599.9 | 18 |
| 2001 | 21382.1 | 22 |
| 2000 | 15686 | 20 |
| 1999 | 9932 | 26 |
| 1998 | 6336.3 | 33 |
| 1997 | 4603.6 | 36 |
| 1996 | 3573 | 38 |
| 1995 | 2757.8 | 42 |
| 1994 | 1297.3 | 58 |
| 1993 | 409.8 | 74 |