| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 485.5 | 84 |
| 2015 | 471.5 | 87 |
| 2014 | 458.2 | 88 |
| 2013 | 444.7 | 88 |
| 2012 | 431.5 | 90 |
| 2011 | 418.6 | 90 |
| 2010 | 406 | 90 |
| 2009 | 391 | 89 |
| 2008 | 376.1 | 89 |
| 2007 | 361.6 | 90 |
| 2006 | 347.4 | 90 |
| 2005 | 333.9 | 90 |
| 2004 | 320.4 | 93 |
| 2003 | 307.3 | 93 |
| 2002 | 294.9 | 93 |
| 2001 | 283.8 | 95 |
| 2000 | 274.1 | 95 |
| 1999 | 269.2 | 94 |
| 1998 | 265.6 | 94 |
| 1997 | 265 | 94 |
| 1996 | 264.6 | 94 |
| 1995 | 264.1 | 92 |
| 1994 | 262.9 | 92 |
| 1993 | 261.6 | 92 |
| 1992 | 260.3 | 90 |
| 1991 | 259 | 90 |
| 1990 | 257.9 | 90 |