Terrestrial areas protected to total surface area, percentage
| Year | Value | Footnotes |
|---|
| 1990 | 26.6 | |
| 1991 | 26.6 | |
| 1992 | 26.8 | |
| 1993 | 26.9 | |
| 1994 | 26.9 | |
| 1995 | 26.9 | |
| 1996 | 26.9 | |
| 1997 | 27 | |
| 1998 | 27 | |
| 1999 | 27 | |
| 2000 | 27 | |
| 2001 | 27 | |
| 2002 | 27.1 | |
| 2003 | 27.1 | |
| 2004 | 27.2 | |
| 2005 | 27.2 | |
| 2006 | 27.2 | |
| 2007 | 27.5 | |
| 2008 | 27.5 | |
| 2009 | 27.5 | |
| 2010 | 27.5 | |
Terrestrial areas protected, sq. km.
| Year | Value | Footnotes |
|---|
| 1990 | 251950 | |
| 1991 | 251950 | |
| 1992 | 253887 | |
| 1993 | 254912 | |
| 1994 | 254921 | |
| 1995 | 255160 | |
| 1996 | 255160 | |
| 1997 | 255272 | |
| 1998 | 255272 | |
| 1999 | 255272 | |
| 2000 | 255729 | |
| 2001 | 255729 | |
| 2002 | 257089 | |
| 2003 | 257089 | |
| 2004 | 257153 | |
| 2005 | 257358 | |
| 2006 | 257358 | |
| 2007 | 260808 | |
| 2008 | 260808 | |
| 2009 | 260808 | |
| 2010 | 260808 | |
Source: United Nations Statistics Division
