| 时间 | 值 （人/平方公里） | 世界排名 |
|---|---|---|
| 2016 | 1762604 | 84 |
| 2015 | 1752845 | 83 |
| 2014 | 1743284 | 83 |
| 2013 | 1732328 | 83 |
| 2012 | 1721442 | 82 |
| 2011 | 1710624 | 81 |
| 2010 | 1699888 | 81 |
| 2009 | 1689220 | 80 |
| 2008 | 1678633 | 79 |
| 2007 | 1668084 | 78 |
| 2006 | 1657616 | 76 |
| 2005 | 1640995 | 76 |
| 2004 | 1618539 | 76 |
| 2003 | 1596329 | 76 |
| 2002 | 1574455 | 76 |
| 2001 | 1552880 | 75 |
| 2000 | 1549227 | 74 |
| 1999 | 1548195 | 74 |
| 1998 | 1547166 | 74 |
| 1997 | 1546137 | 72 |
| 1996 | 1545111 | 72 |
| 1995 | 1544082 | 72 |
| 1994 | 1543055 | 72 |
| 1993 | 1542030 | 72 |
| 1992 | 1541006 | 70 |
| 1991 | 1539980 | 68 |
| 1990 | 1539106 | 67 |
| 1989 | 1538255 | 66 |
| 1988 | 1537405 | 64 |
| 1987 | 1536554 | 63 |
| 1986 | 1535704 | 62 |