单位:万人
                时间范围:2001 - 2022
                数据来源:住房和城乡建设部
            | 序号 | 时间(年) | 数据(万人) | 
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | 28.87 | 
| 7 | 2016 | 32.93 | 
| 8 | 2015 | 26.30 | 
| 9 | 2014 | 23.96 | 
| 10 | 2013 | 24.07 | 
| 11 | 2012 | 19.67 | 
| 12 | 2011 | 16.90 | 
| 13 | 2010 | 12.11 | 
| 14 | 2009 | 8.09 | 
| 15 | 2006 | 34.82 | 
| 16 | 2005 | 35.09 | 
| 17 | 2004 | 27.85 | 
| 18 | 2003 | 20.70 | 
| 19 | 2002 | 15.02 | 
| 20 | 2001 | 7.06 | 
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