| 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 | 2300 | 102.80 |
| 2016 | 2300 | 102.80 |
| 2015 | 2300 | 102.80 |
| 2014 | 2300 | 102.80 |
| 2013 | 2300 | 102.80 |
| 2012 | 2300 | 102.80 |
| 2011 | 2400 | 100.00 |
| 2010 | 2300 | 99.64 |
| 2009 | 2300 | 94.26 |
| 2008 | 2300 | 94.20 |
| 2007 | 2600 | 87.00 |
| 2006 | 2300 | 65.85 |
| 2005 | 2300 | 63.62 |
| 2004 | 1200 | 5.85 |
| 2003 | 1200 | 61.15 |
| 2002 | 500 | 49.73 |
| 2001 | 500 | 47.73 |
| 2000 | 500 | 46.95 |
| 1999 | 500 | 46.00 |
| 1998 | 500 | 45.00 |
| 1997 | 500 | 43.00 |
| 1996 | 500 | 43.00 |
| 1995 | 500 | 43.00 |
| 1994 | 500 | 43.00 |
| 1993 | 500 | 43.00 |
| 1992 | 500 | 42.00 |
| 1991 | 500 | 42.00 |
| 1990 | 500 | 42.00 |
| 1989 | 529.00 | |
| 1988 | 529.00 | |
| 1987 | 529.00 |
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