| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 302.7 | 104 |
| 2015 | 304.2 | 104 |
| 2014 | 305.6 | 104 |
| 2013 | 307.9 | 103 |
| 2012 | 304 | 103 |
| 2011 | 303 | 102 |
| 2010 | 305.1 | 101 |
| 2009 | 313.4 | 99 |
| 2008 | 324.2 | 96 |
| 2007 | 325.1 | 96 |
| 2006 | 323.7 | 95 |
| 2005 | 327.4 | 93 |
| 2004 | 330 | 92 |
| 2003 | 329.7 | 90 |
| 2002 | 329.4 | 89 |
| 2001 | 328.7 | 87 |
| 2000 | 328.4 | 87 |
| 1999 | 329 | 87 |
| 1998 | 329.6 | 86 |
| 1997 | 330 | 83 |
| 1996 | 329.7 | 81 |
| 1995 | 328.4 | 80 |
| 1994 | 331.7 | 80 |
| 1993 | 328.9 | 78 |
| 1992 | 325.5 | 78 |
| 1991 | 322.5 | 78 |
| 1990 | 319.7 | 79 |