| 时间 | 值 （人/平方公里） | 世界排名 |
|---|---|---|
| 2016 | 1726836 | 85 |
| 2015 | 1722310 | 85 |
| 2014 | 1718208 | 84 |
| 2013 | 1714314 | 85 |
| 2012 | 1710428 | 83 |
| 2011 | 1706551 | 82 |
| 2010 | 1702689 | 80 |
| 2009 | 1698836 | 79 |
| 2008 | 1694997 | 78 |
| 2007 | 1691156 | 77 |
| 2006 | 1687328 | 75 |
| 2005 | 1683510 | 75 |
| 2004 | 1679705 | 74 |
| 2003 | 1675899 | 73 |
| 2002 | 1672106 | 73 |
| 2001 | 1669090 | 72 |
| 2000 | 1666183 | 72 |
| 1999 | 1663274 | 71 |
| 1998 | 1660373 | 70 |
| 1997 | 1657478 | 70 |
| 1996 | 1654592 | 70 |
| 1995 | 1651702 | 69 |
| 1994 | 1648822 | 67 |
| 1993 | 1645947 | 65 |
| 1992 | 1641262 | 64 |
| 1991 | 1634765 | 63 |
| 1990 | 1628303 | 63 |
| 1989 | 1621867 | 62 |
| 1988 | 1615465 | 61 |
| 1987 | 1609071 | 60 |
| 1986 | 1602710 | 58 |