| 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 | 4100 | 49.70 |
| 2016 | 4100 | 49.70 |
| 2015 | 4100 | 41.60 |
| 2014 | 4100 | 41.60 |
| 2013 | 4100 | 41.60 |
| 2012 | 4100 | 41.60 |
| 2011 | 4100 | 41.60 |
| 2010 | 4500 | 36.60 |
| 2009 | 4500 | 31.75 |
| 2008 | 4500 | 31.70 |
| 2007 | 4500 | 31.70 |
| 2006 | 4100 | 29.44 |
| 2005 | 4100 | 29.44 |
| 2004 | 4100 | 29.44 |
| 2003 | 4100 | 29.00 |
| 2002 | 4100 | 27.90 |
| 2001 | 4100 | 16.71 |
| 2000 | 4100 | 16.80 |
| 1999 | 4100 | 16.00 |
| 1998 | 4100 | 16.00 |
| 1997 | 4100 | 16.00 |
| 1996 | 4100 | 16.00 |
| 1995 | 4100 | 16.00 |
| 1994 | 5000 | 16.00 |
| 1993 | 4100 | 14.00 |
| 1992 | 4100 | 14.00 |
| 1991 | 4100 | 15.00 |
| 1990 | 4100 | 12.00 |
| 1989 | 4080.00 | |
| 1988 | 1767.00 |
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