| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 502.9 | 80 |
| 2015 | 486.6 | 80 |
| 2014 | 470.5 | 86 |
| 2013 | 455.4 | 86 |
| 2012 | 440.6 | 86 |
| 2011 | 426.4 | 89 |
| 2010 | 406.2 | 89 |
| 2009 | 387.1 | 90 |
| 2008 | 368.9 | 90 |
| 2007 | 351.8 | 92 |
| 2006 | 335.5 | 93 |
| 2005 | 333.6 | 91 |
| 2004 | 331 | 91 |
| 2003 | 328.2 | 92 |
| 2002 | 325.3 | 91 |
| 2001 | 322.4 | 90 |
| 2000 | 319.7 | 90 |
| 1999 | 316.8 | 89 |
| 1998 | 314 | 88 |
| 1997 | 311.2 | 88 |
| 1996 | 308.3 | 86 |
| 1995 | 305.5 | 85 |
| 1994 | 300.8 | 84 |
| 1993 | 296.1 | 84 |
| 1992 | 291.3 | 85 |
| 1991 | 286.5 | 85 |
| 1990 | 281.7 | 85 |