| 时间 | 土地面积 (平方公里) | 建成区面积 (平方公里) |
|---|---|---|
| 2022 | ||
| 2021 | ||
| 2020 | ||
| 2019 | ||
| 2018 | ||
| 2017 | 2300 | 51.00 |
| 2016 | 2300 | 51.00 |
| 2015 | 2300 | 51.00 |
| 2014 | 2400 | 51.00 |
| 2013 | 2400 | 42.00 |
| 2012 | 2400 | 38.00 |
| 2011 | 2400 | 38.00 |
| 2010 | 2400 | 38.00 |
| 2009 | 2400 | 38.00 |
| 2008 | 2400 | 32.47 |
| 2007 | 2400 | 32.38 |
| 2006 | 2400 | 32.38 |
| 2005 | 2400 | 31.00 |
| 2004 | 2400 | 19.00 |
| 2003 | 2400 | 19.00 |
| 2002 | 18.65 | |
| 2001 | 18.65 | |
| 2000 | 18.70 |
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