| 序号 | 时间 (年) |
数据 (万人) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2015 | |
| 5 | 2014 | |
| 6 | 2013 | |
| 7 | 2012 | 16.04 |
| 8 | 2011 | 15.14 |
| 9 | 2010 | 14.19 |
| 10 | 2009 | 14.25 |
| 11 | 2008 | 14.85 |
| 12 | 2007 | 11.24 |
| 13 | 2006 | 17.05 |
| 14 | 2005 | 17.18 |
| 15 | 2004 | 17.87 |
| 16 | 2003 | 18.88 |
| 17 | 2002 | 19.90 |
| 18 | 2001 | 21.61 |
| 19 | 2000 | 23.15 |
| 20 | 1999 | 25.00 |
| 21 | 1998 | 26.49 |
