| 年份 | 行政区域土地面积 (平方公里) |
绿化覆盖率 (%) |
|---|---|---|
| 2023 | ||
| 2022 | ||
| 2021 | ||
| 2020 | ||
| 2019 | ||
| 2018 | ||
| 2017 | ||
| 2016 | ||
| 2015 | 9025.38 | 40.90 |
| 2014 | 9025.38 | 40.40 |
| 2013 | 9025.38 | 41.10 |
| 2012 | 9025.38 | 41.70 |
| 2011 | 9025.38 | 43.20 |
| 2010 | 9025.38 | 43.03 |
| 2009 | 9555.38 | 43.02 |
| 2008 | 9555.38 | 43.02 |
| 2007 | 9555.38 | 36.02 |
| 2006 | 9170.00 | 30.20 |
| 2005 | 9170.00 | 24.16 |
| 2004 | 9170.00 | 23.70 |
| 2003 | 9170.00 | 23.68 |
| 2002 | 7137.00 | 23.03 |
| 2001 | 3512.00 | 22.89 |
| 2000 | 3512.00 | 22.36 |
| 1999 | 3499.00 | |
| 1998 | 4487.00 | |
| 1997 | 3499.00 | |
| 1996 | 3499.00 | |
| 1995 | 3499.00 | |
| 1994 | 3499.00 | |
| 1993 | 3499.00 | |
| 1992 | 3500.00 | |
| 1991 | 3499.00 | |
| 1990 | 3499.00 | |
| 1989 | 4467.00 | |
| 1988 | 4467.00 | |
| 1987 | 4467.00 | |
| 1986 | 4467.00 | |
| 1985 | 4467.00 | |
| 1984 | 4467.00 |
