| 序号 | 时间 (年) |
数据 (千头) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 50750.00 |
| 8 | 2018 | 46400.00 |
| 9 | 2017 | 48800.00 |
| 10 | 2016 | 48890.00 |
| 11 | 2015 | 49660.00 |
| 12 | 2014 | 50400.00 |
| 13 | 2013 | 47720.00 |
| 14 | 2012 | 45700.00 |
| 15 | 2011 | 42800.00 |
| 16 | 2010 | 45350.00 |
| 17 | 2009 | 45675.00 |
| 18 | 2008 | 42250.00 |
| 19 | 2007 | 43380.00 |
| 20 | 2006 | 39827.00 |
| 21 | 2005 | 39441.00 |
| 22 | 2004 | 40087.00 |
| 23 | 2003 | 39466.00 |
| 24 | 2002 | 36883.00 |
| 25 | 2001 | 33814.00 |
| 26 | 2000 | 35463.00 |
| 27 | 1999 | 40792.00 |
| 28 | 1998 | 39172.00 |
| 29 | 1997 | 45128.00 |
| 30 | 1996 | 33299.00 |
| 31 | 1995 | 39374.00 |
| 32 | 1994 | 34800.00 |
| 33 | 1993 | 25000.00 |
| 34 | 1992 | 18900.00 |
| 35 | 1991 | 18070.00 |
| 36 | 1990 | 17231.00 |
| 37 | 1989 | 12414.00 |
| 38 | 1988 | 12035.00 |
| 39 | 1987 | 10568.00 |
| 40 | 1986 | 10588.00 |
| 41 | 1985 | 9000.00 |
| 42 | 1984 | 8577.00 |
| 43 | 1983 | 6157.00 |
| 44 | 1982 | 6096.00 |
| 45 | 1981 | 4861.00 |
| 46 | 1980 | 3889.00 |
| 47 | 1979 | 3778.00 |
| 48 | 1978 | 4460.00 |
| 49 | 1977 | 2904.00 |
| 50 | 1976 | 2466.00 |
| 51 | 1975 | 2983.00 |
