| 时间 | 土地面积 (平方公里) | 建成区面积 (平方公里) | 降水量 (毫米) | 人口密度 (人/平方公里) |
|---|---|---|---|---|
| 2023 | ||||
| 2022 | ||||
| 2021 | ||||
| 2020 | ||||
| 2019 | ||||
| 2018 | ||||
| 2017 | 8500 | 229.00 | 790.40 | 577.00 |
| 2016 | 8500 | 224.04 | 1053.70 | 572.00 |
| 2015 | 8500 | 221.05 | 688.20 | 569.43 |
| 2014 | 8500 | 212.19 | 924.40 | 565.00 |
| 2013 | 8500 | 207.30 | 678.90 | 565.00 |
| 2012 | 8600 | 197.00 | 938.90 | 560.84 |
| 2011 | 8600 | 193.10 | 706.60 | 557.00 |
| 2010 | 8600 | 187.40 | 1041.30 | 552.05 |
| 2009 | 8600 | 168.12 | 747.50 | 552.00 |
| 2008 | 8600 | 1182.30 | 554.82 | |
| 2007 | 8600 | 1260.70 | 621.31 | |
| 2006 | 8600 | 47.60 | 866.80 | 571.26 |
| 2005 | 8600 | 33.80 | 996.20 | 613.14 |
| 2004 | 8600 | 537.80 | 609.46 | |
| 2003 | 8600 | 1371.10 | 604.63 | |
| 2002 | 8600 | 631.40 | 599.65 | |
| 2001 | 8600 | 597.12 | ||
| 2000 | 8600 | 590.58 | ||
| 1999 | 8600 | |||
| 1998 | 8600 | |||
| 1997 | 8600 | |||
| 1996 | 7900 |
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