| 序号 | 时间 (年) |
数据 (万只) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 5.65 |
| 8 | 2016 | 10.36 |
| 9 | 2015 | 12.96 |
| 10 | 2014 | 10.73 |
| 11 | 2013 | 9.87 |
| 12 | 2012 | 8.58 |
| 13 | 2011 | 7.77 |
| 14 | 2010 | 7.90 |
| 15 | 2009 | 6.49 |
| 16 | 2008 | 4.88 |
| 17 | 2007 | 4.67 |
| 18 | 2006 | 5.89 |
| 19 | 2005 | 13.08 |
| 20 | 2004 | 21.75 |
| 21 | 2003 | 27.05 |
| 22 | 2002 | 32.12 |
| 23 | 2001 | 36.16 |
| 24 | 2000 | 35.92 |
| 25 | 1999 | 33.23 |
| 26 | 1998 | 36.58 |
| 27 | 1997 | 39.63 |
| 28 | 1996 | 41.14 |
| 29 | 1995 | 49.38 |
| 30 | 1994 | 48.42 |
| 31 | 1993 | 42.40 |
| 32 | 1992 | 40.72 |
| 33 | 1991 | 41.28 |
| 34 | 1990 | 41.00 |
| 35 | 1985 | 24.00 |
| 36 | 1980 | 48.53 |
| 37 | 1978 | 45.58 |
| 38 | 1975 | 47.57 |
| 39 | 1970 | 49.28 |
| 40 | 1965 | 42.18 |
| 41 | 1962 | 58.40 |
| 42 | 1957 | 41.96 |
| 43 | 1952 | 26.86 |
| 44 | 1949 | 18.73 |
