| 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 | 2600 | 43.38 |
| 2016 | 2600 | 43.18 |
| 2015 | 2600 | 42.87 |
| 2014 | 2600 | 49.20 |
| 2013 | 2500 | 42.13 |
| 2012 | 2500 | 42.13 |
| 2011 | 2500 | 38.11 |
| 2010 | 2500 | 38.11 |
| 2009 | 2500 | 38.11 |
| 2008 | 2500 | 38.11 |
| 2007 | 2500 | 38.11 |
| 2006 | 2500 | 38.11 |
| 2005 | 2500 | 38.11 |
| 2004 | 1900 | 33.00 |
| 2003 | 1900 | 33.00 |
| 2002 | 1900 | 33.00 |
| 2001 | 1900 | 32.00 |
| 2000 | 1900 | 32.00 |
| 1999 | 1900 | 32.00 |
| 1998 | 1800 | 32.00 |
| 1997 | 1800 | 28.00 |
| 1996 | 1800 | 32.00 |
| 1995 | 1900 | 24.00 |
| 1994 | 1900 | 24.00 |
| 1993 | 1900 | 24.00 |
| 1992 | 900 | 22.00 |
| 1991 | 1000 | 22.00 |
| 1990 | 1000 | 22.00 |
| 1989 | 978.00 | |
| 1988 | 1516.00 | |
| 1987 | 978.00 | |
| 1986 | 771.00 | |
| 1985 | 771.00 | |
| 1984 | 771.00 |
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