| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 12719.9 | 4 |
| 2015 | 12546 | 4 |
| 2014 | 12356.8 | 4 |
| 2013 | 12201.1 | 4 |
| 2012 | 12056.9 | 4 |
| 2011 | 11904.4 | 4 |
| 2010 | 11735.1 | 4 |
| 2009 | 11529.2 | 4 |
| 2008 | 11309.3 | 4 |
| 2007 | 11121.8 | 4 |
| 2006 | 10921.6 | 4 |
| 2005 | 10716.2 | 4 |
| 2004 | 10535.8 | 4 |
| 2003 | 10353.2 | 4 |
| 2002 | 10165.7 | 4 |
| 2001 | 10035.8 | 4 |
| 2000 | 9890.8 | 4 |
| 1999 | 9705 | 4 |
| 1998 | 9165.7 | 4 |
| 1997 | 9043.4 | 4 |
| 1996 | 9043.1 | 4 |
| 1995 | 8753.9 | 4 |
| 1994 | 8447.7 | 4 |
| 1993 | 8184.3 | 4 |
| 1992 | 7897.7 | 4 |
| 1991 | 7734.6 | 4 |
| 1990 | 7566.2 | 5 |