| 时间 | 土地面积 (平方公里) | 建成区面积 (平方公里) |
|---|---|---|
| 2018 | ||
| 2017 | 9900 | 315.00 |
| 2016 | 9900 | 310.00 |
| 2015 | 6600 | 287.00 |
| 2014 | 6600 | 285.00 |
| 2013 | 6600 | 283.00 |
| 2012 | 6600 | 242.00 |
| 2011 | 6500 | 293.00 |
| 2010 | 6500 | 215.00 |
| 2009 | 6400 | 190.00 |
| 2008 | 6500 | 179.00 |
| 2007 | 6500 | 179.00 |
| 2006 | 6500 | 170.00 |
| 2005 | 6500 | 170.00 |
| 2004 | 1800 | 125.00 |
| 2003 | 1800 | 125.00 |
| 2002 | 1800 | 120.00 |
| 2001 | 1800 | 116.00 |
| 2000 | 1800 | 100.20 |
| 1999 | 1800 | 94.00 |
| 1998 | 1800 | 91.00 |
| 1997 | 1800 | 87.00 |
| 1996 | 1800 | 85.00 |
| 1995 | 1800 | 81.00 |
| 1994 | 1800 | 75.00 |
| 1993 | 3800 | 71.00 |
| 1992 | 1800 | 70.00 |
| 1991 | 1800 | 70.00 |
| 1990 | 1800 | 70.00 |
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