| 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 | 700 | 65.91 |
| 2016 | 700 | 56.81 |
| 2015 | 700 | 57.00 |
| 2014 | 700 | 57.00 |
| 2013 | 700 | 57.00 |
| 2012 | 700 | 45.08 |
| 2011 | 700 | 44.12 |
| 2010 | 700 | 43.96 |
| 2009 | 700 | 43.96 |
| 2008 | 700 | 43.96 |
| 2007 | 700 | 43.96 |
| 2006 | 600 | 39.11 |
| 2005 | 600 | 41.80 |
| 2004 | 600 | 41.16 |
| 2003 | 600 | 41.16 |
| 2002 | 600 | 41.16 |
| 2001 | 600 | 41.16 |
| 2000 | 600 | 35.86 |
| 1999 | 300 | 35.86 |
| 1998 | 300 | 34.00 |
| 1997 | 300 | 31.00 |
| 1996 | 300 | 31.00 |
| 1995 | 300 | 31.00 |
| 1994 | 300 | 31.00 |
| 1993 | 300 | 29.00 |
| 1992 | 300 | 29.00 |
| 1991 | 300 | 29.00 |
| 1990 | 300 | 24.00 |
| 1989 | 307.00 | |
| 1988 | 307.00 | |
| 1987 | 307.00 | |
| 1986 | 307.00 | |
| 1985 | 523.00 | |
| 1984 | 537.00 |
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