| 年份 | 塞拉利昂 | |
|---|---|---|
| 森林面积(平方公里) | 占世界% | |
| 2020 | 2.53万 (25,348) | 0.0626% |
| 2019 | 2.55万 (25,546) | 0.0630% |
| 2018 | 2.57万 (25,743) | 0.0634% |
| 2017 | 2.59万 (25,940) | 0.0638% |
| 2016 | 2.61万 (26,138) | 0.0642% |
| 2015 | 2.63万 (26,335) | 0.0646% |
| 2014 | 2.65万 (26,532) | 0.0650% |
| 2013 | 2.67万 (26,729) | 0.0655% |
| 2012 | 2.69万 (26,927) | 0.0659% |
| 2011 | 2.71万 (27,124) | 0.0663% |
| 2010 | 2.73万 (27,321) | 0.0667% |
| 2009 | 2.75万 (27,518) | 0.0671% |
| 2008 | 2.77万 (27,716) | 0.0675% |
| 2007 | 2.79万 (27,913) | 0.0679% |
| 2006 | 2.81万 (28,110) | 0.0683% |
| 2005 | 2.83万 (28,307) | 0.0687% |
| 2004 | 2.85万 (28,505) | 0.0691% |
| 2003 | 2.87万 (28,702) | 0.0695% |
| 2002 | 2.89万 (28,899) | 0.0699% |
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| 2001 | 2.91万 (29,097) | 0.0703% |
| 2000 | 2.93万 (29,294) | 0.0707% |
| 1999 | 2.95万 (29,491) | 0.0710% |
| 1998 | 2.97万 (29,688) | 0.0714% |
| 1997 | 2.99万 (29,886) | 0.0717% |
| 1996 | 3.01万 (30,083) | 0.0720% |
| 1995 | 3.03万 (30,280) | 0.0724% |
| 1994 | 3.05万 (30,477) | 0.0727% |
| 1993 | 3.07万 (30,675) | 0.0730% |
| 1992 | 3.09万 (30,872) | 0.0734% |
| 1991 | 3.11万 (31,069) | 0.0926% |
| 1990 | 3.13万 (31,267) | 0.0931% |