| 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 | 5500 | 38.04 |
| 2016 | 5500 | 31.43 |
| 2015 | 5500 | 31.43 |
| 2014 | 5500 | 31.01 |
| 2013 | 5500 | 31.01 |
| 2012 | 5700 | 32.00 |
| 2011 | 5700 | 31.01 |
| 2010 | 5500 | 28.85 |
| 2009 | 5600 | 28.85 |
| 2008 | 5500 | 28.85 |
| 2007 | 5200 | 25.00 |
| 2006 | 5200 | 23.20 |
| 2005 | 5200 | 33.98 |
| 2004 | 5200 | 33.98 |
| 2003 | 5200 | 21.00 |
| 2002 | 5100 | 21.00 |
| 2000 | 15.23 |
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