| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 544.4 | 73 |
| 2015 | 525.7 | 76 |
| 2014 | 506.5 | 78 |
| 2013 | 488 | 81 |
| 2012 | 470.2 | 82 |
| 2011 | 453.5 | 84 |
| 2010 | 437.8 | 84 |
| 2009 | 422.1 | 86 |
| 2008 | 407.4 | 87 |
| 2007 | 393.6 | 87 |
| 2006 | 380.5 | 86 |
| 2005 | 368 | 85 |
| 2004 | 354.5 | 86 |
| 2003 | 341.6 | 87 |
| 2002 | 329.3 | 90 |
| 2001 | 317.7 | 91 |
| 2000 | 307.1 | 91 |
| 1999 | 296.5 | 91 |
| 1998 | 286.7 | 91 |
| 1997 | 277.6 | 92 |
| 1996 | 269.3 | 92 |
| 1995 | 261.7 | 93 |
| 1994 | 253.8 | 93 |
| 1993 | 246.4 | 97 |
| 1992 | 237.7 | 97 |
| 1991 | 231.8 | 98 |
| 1990 | 226.3 | 97 |