| 序号 | 时间 (年) |
数据 (1/十万) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 10.40 |
| 8 | 2013 | 11.61 |
| 9 | 2012 | 11.35 |
| 10 | 2011 | 14.30 |
| 11 | 2010 | 13.55 |
| 12 | 2009 | 19.70 |
| 13 | 2008 | 23.29 |
| 14 | 2007 | 27.50 |
| 15 | 2006 | 36.81 |
| 16 | 2005 | 40.18 |
| 17 | 2004 | 49.64 |
| 18 | 2003 | 47.58 |
| 19 | 2002 | 49.48 |
| 20 | 2001 | 46.13 |
| 21 | 2000 | 53.89 |
