单位:‰
                时间范围:2000 - 2019
                数据来源:城市统计年鉴
            | 序号 | 时间(年) | 数据(‰) | 
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | 40.60 | 
| 7 | 2013 | 9.30 | 
| 8 | 2012 | 4.00 | 
| 9 | 2011 | 3.70 | 
| 10 | 2010 | 0.25 | 
| 11 | 2009 | 10.13 | 
| 12 | 2008 | 6.40 | 
| 13 | 2007 | 2.10 | 
| 14 | 2006 | 6.42 | 
| 15 | 2005 | 6.55 | 
| 16 | 2004 | 6.72 | 
| 17 | 2003 | 7.12 | 
| 18 | 2002 | 7.25 | 
| 19 | 2001 | 6.79 | 
| 20 | 2000 | 8.11 | 
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