| 时间 | 土地面积 (平方公里) | 建成区面积 (平方公里) |
|---|---|---|
| 2023 | ||
| 2022 | ||
| 2021 | ||
| 2020 | ||
| 2019 | ||
| 2018 | ||
| 2017 | 2600 | 33.25 |
| 2016 | 2600 | 34.00 |
| 2015 | 2700 | 34.00 |
| 2014 | 2700 | 32.96 |
| 2013 | 2700 | 32.86 |
| 2012 | 2700 | 32.00 |
| 2011 | 2700 | 28.56 |
| 2010 | 2700 | 28.21 |
| 2009 | 2700 | 24.51 |
| 2008 | 2700 | 21.75 |
| 2007 | 2700 | 21.45 |
| 2006 | 2700 | 20.50 |
| 2005 | 2700 | 18.20 |
| 2004 | 2700 | 19.10 |
| 2003 | 2700 | 19.10 |
| 2002 | 2700 | 18.50 |
| 2001 | 2700 | 17.48 |
| 2000 | 2700 | 16.56 |
| 1999 | 2700 | 14.72 |
| 1998 | 2700 | 15.00 |
| 1997 | 2700 | 14.00 |
| 1996 | 2600 | 20.00 |
| 1995 | 2600 | 18.00 |
| 1994 | 2700 | 16.00 |
| 1993 | 2700 | 15.00 |
| 1992 | 2700 | 15.00 |
| 1991 | 2700 | 9.00 |
| 1990 | 2700 | 7.00 |
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