| 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 | 1800 | 156.23 |
| 2016 | 1800 | 154.13 |
| 2015 | 1800 | 148.90 |
| 2014 | 1800 | 144.65 |
| 2013 | 500 | 107.42 |
| 2012 | 500 | 95.53 |
| 2011 | 500 | 71.00 |
| 2010 | 600 | 60.00 |
| 2009 | 600 | 48.00 |
| 2008 | 500 | 46.50 |
| 2007 | 500 | 46.00 |
| 2006 | 500 | 44.00 |
| 2005 | 500 | 42.00 |
| 2004 | 500 | 40.00 |
| 2003 | 500 | 38.00 |
| 2002 | 500 | 35.00 |
| 2001 | 500 | 34.00 |
| 2000 | 500 | 33.10 |
| 1999 | 500 | 32.10 |
| 1998 | 500 | 31.00 |
| 1997 | 600 | 31.00 |
| 1996 | 500 | 30.00 |
| 1995 | 500 | 30.00 |
| 1994 | 500 | 30.00 |
| 1993 | 600 | 29.00 |
| 1992 | 600 | 29.00 |
| 1991 | 300 | 28.00 |
| 1990 | 300 | 27.00 |
| 1989 | 313.00 | |
| 1988 | 313.00 | |
| 1987 | 313.00 | |
| 1986 | 313.00 | |
| 1985 | 313.00 | |
| 1984 | 313.00 |
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