| 年份 | 尼日尔 | |
|---|---|---|
| 森林面积(平方公里) | 占世界% | |
| 2020 | 1.08万 (10,797) | 0.0267% |
| 2019 | 1.09万 (10,921) | 0.0269% |
| 2018 | 1.10万 (11,045) | 0.0272% |
| 2017 | 1.12万 (11,169) | 0.0275% |
| 2016 | 1.13万 (11,293) | 0.0277% |
| 2015 | 1.14万 (11,418) | 0.0280% |
| 2014 | 1.15万 (11,542) | 0.0283% |
| 2013 | 1.17万 (11,666) | 0.0286% |
| 2012 | 1.18万 (11,790) | 0.0288% |
| 2011 | 1.19万 (11,914) | 0.0291% |
| 2010 | 1.20万 (12,039) | 0.0294% |
| 2009 | 1.22万 (12,163) | 0.0296% |
| 2008 | 1.23万 (12,287) | 0.0299% |
| 2007 | 1.24万 (12,411) | 0.0302% |
| 2006 | 1.25万 (12,535) | 0.0304% |
| 2005 | 1.27万 (12,660) | 0.0307% |
| 2004 | 1.28万 (12,784) | 0.0310% |
| 2003 | 1.29万 (12,908) | 0.0313% |
| 2002 | 1.30万 (13,032) | 0.0315% |
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| 2001 | 1.32万 (13,156) | 0.0318% |
| 2000 | 1.33万 (13,281) | 0.0320% |
| 1999 | 1.39万 (13,897) | 0.0335% |
| 1998 | 1.45万 (14,514) | 0.0349% |
| 1997 | 1.51万 (15,131) | 0.0363% |
| 1996 | 1.57万 (15,748) | 0.0377% |
| 1995 | 1.64万 (16,365) | 0.0391% |
| 1994 | 1.70万 (16,982) | 0.0405% |
| 1993 | 1.76万 (17,599) | 0.0419% |
| 1992 | 1.82万 (18,216) | 0.0433% |
| 1991 | 1.88万 (18,833) | 0.0561% |
| 1990 | 1.94万 (19,450) | 0.0579% |