| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 481 | 85 |
| 2015 | 470.6 | 88 |
| 2014 | 460.2 | 87 |
| 2013 | 449.5 | 87 |
| 2012 | 438.8 | 88 |
| 2011 | 428.3 | 88 |
| 2010 | 418 | 88 |
| 2009 | 406.8 | 88 |
| 2008 | 396.4 | 88 |
| 2007 | 386.1 | 88 |
| 2006 | 376.1 | 87 |
| 2005 | 366.1 | 87 |
| 2004 | 356.2 | 85 |
| 2003 | 346.6 | 86 |
| 2002 | 337.2 | 87 |
| 2001 | 328.3 | 89 |
| 2000 | 319.8 | 89 |
| 1999 | 313.8 | 90 |
| 1998 | 308 | 90 |
| 1997 | 302.4 | 90 |
| 1996 | 297 | 90 |
| 1995 | 291.9 | 90 |
| 1994 | 287 | 87 |
| 1993 | 282.5 | 88 |
| 1992 | 278.3 | 88 |
| 1991 | 274 | 87 |
| 1990 | 269.4 | 86 |