Terrestrial areas protected to total surface area, percentage
| Year | Value | Footnotes |
|---|
| 1990 | 13.6 | |
| 1991 | 13.6 | |
| 1992 | 15 | |
| 1993 | 15 | |
| 1994 | 15 | |
| 1995 | 15 | |
| 1996 | 15 | |
| 1997 | 15 | |
| 1998 | 15 | |
| 1999 | 17.9 | |
| 2000 | 18.2 | |
| 2001 | 18.2 | |
| 2002 | 18.2 | |
| 2003 | 18.2 | |
| 2004 | 18.2 | |
| 2005 | 18.2 | |
| 2006 | 18.2 | |
| 2007 | 18.2 | |
| 2008 | 18.2 | |
| 2009 | 18.2 | |
| 2010 | 18.2 | |
Terrestrial areas protected, sq. km.
| Year | Value | Footnotes |
|---|
| 1990 | 15362 | |
| 1991 | 15409 | |
| 1992 | 16990 | |
| 1993 | 17004 | |
| 1994 | 17004 | |
| 1995 | 17004 | |
| 1996 | 17004 | |
| 1997 | 17004 | |
| 1998 | 17004 | |
| 1999 | 20287 | |
| 2000 | 20581 | |
| 2001 | 20581 | |
| 2002 | 20581 | |
| 2003 | 20585 | |
| 2004 | 20585 | |
| 2005 | 20589 | |
| 2006 | 20589 | |
| 2007 | 20589 | |
| 2008 | 20589 | |
| 2009 | 20589 | |
| 2010 | 20589 | |
Source: United Nations Statistics Division
