| 时间 | 值 （万人） | 世界排名 |
|---|---|---|
| 2016 | 13.12 | 178 |
| 2015 | 12.73 | 178 |
| 2014 | 12.34 | 178 |
| 2013 | 11.95 | 178 |
| 2012 | 11.57 | 178 |
| 2011 | 11.19 | 179 |
| 2010 | 10.82 | 179 |
| 2009 | 10.45 | 179 |
| 2008 | 10.09 | 180 |
| 2007 | 9.73 | 180 |
| 2006 | 9.38 | 180 |
| 2005 | 9.03 | 180 |
| 2004 | 8.68 | 181 |
| 2003 | 8.35 | 181 |
| 2002 | 8.02 | 181 |
| 2001 | 7.7 | 181 |
| 2000 | 7.4 | 181 |
| 1999 | 7.13 | 181 |
| 1998 | 6.87 | 181 |
| 1997 | 6.63 | 181 |
| 1996 | 6.39 | 181 |
| 1995 | 6.15 | 181 |
| 1994 | 5.91 | 181 |
| 1993 | 5.67 | 182 |
| 1992 | 5.44 | 182 |
| 1991 | 5.21 | 183 |
| 1990 | 4.97 | 183 |
| 1989 | 4.75 | 181 |
| 1988 | 4.53 | 181 |
| 1987 | 4.32 | 182 |
| 1986 | 4.13 | 183 |