| 序号 | 时间 (年) |
数据 (万只) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 18240.37 |
| 8 | 2014 | 17378.97 |
| 9 | 2013 | 20973.76 |
| 10 | 2012 | 25151.23 |
| 11 | 2011 | 24317.81 |
| 12 | 2010 | 26630.46 |
| 13 | 2009 | 26021.56 |
| 14 | 2008 | 27340.20 |
| 15 | 2007 | 21806.00 |
| 16 | 2006 | 21232.80 |
| 17 | 2005 | 21624.47 |
| 18 | 2004 | 19174.84 |
| 19 | 2003 | 20761.32 |
| 20 | 2002 | 18693.32 |
| 21 | 2001 | 17017.00 |
