| 时间 | 值 （人/平方公里） | 世界排名 |
|---|---|---|
| 2016 | 1507407 | 91 |
| 2015 | 1485680 | 91 |
| 2014 | 1463748 | 91 |
| 2013 | 1437084 | 91 |
| 2012 | 1410906 | 91 |
| 2011 | 1385205 | 91 |
| 2010 | 1359972 | 91 |
| 2009 | 1335197 | 90 |
| 2008 | 1310908 | 90 |
| 2007 | 1286995 | 90 |
| 2006 | 1263550 | 91 |
| 2005 | 1247968 | 91 |
| 2004 | 1239937 | 89 |
| 2003 | 1231936 | 86 |
| 2002 | 1223997 | 84 |
| 2001 | 1216110 | 82 |
| 2000 | 1205718 | 82 |
| 1999 | 1192848 | 80 |
| 1998 | 1180134 | 81 |
| 1997 | 1167554 | 81 |
| 1996 | 1155126 | 81 |
| 1995 | 1137631 | 83 |
| 1994 | 1115381 | 85 |
| 1993 | 1093567 | 85 |
| 1992 | 1072208 | 84 |
| 1991 | 1051209 | 85 |
| 1990 | 1038263 | 84 |
| 1989 | 1033010 | 82 |
| 1988 | 1027790 | 79 |
| 1987 | 1022583 | 79 |
| 1986 | 1017409 | 79 |