| 序号 |
时间(年) |
数据(单位：千头) |
| 1 |
2025 |
|
| 2 |
2024 |
|
| 3 |
2023 |
|
| 4 |
2022 |
|
| 5 |
2021 |
|
| 6 |
2020 |
|
| 7 |
2019 |
19650.00 |
| 8 |
2018 |
18650.00 |
| 9 |
2017 |
18100.00 |
| 10 |
2016 |
17700.00 |
| 11 |
2015 |
17300.00 |
| 12 |
2014 |
17300.00 |
| 13 |
2013 |
17800.00 |
| 14 |
2012 |
17150.00 |
| 15 |
2011 |
16975.00 |
| 16 |
2010 |
16550.00 |
| 17 |
2009 |
15966.00 |
| 18 |
2008 |
15924.00 |
| 19 |
2007 |
15767.00 |
| 20 |
2006 |
15700.00 |
| 21 |
2005 |
15500.00 |
| 22 |
2004 |
15350.00 |
| 23 |
2003 |
15300.00 |
| 24 |
2002 |
15250.00 |
| 25 |
2001 |
15100.00 |
| 26 |
2000 |
14900.00 |
| 27 |
1999 |
14800.00 |
| 28 |
1998 |
14730.00 |
| 29 |
1997 |
14488.00 |
| 30 |
1996 |
13562.00 |
| 31 |
1995 |
14047.00 |
| 32 |
1994 |
14900.00 |
| 33 |
1993 |
14700.00 |
| 34 |
1992 |
14650.00 |
| 35 |
1991 |
14420.00 |
| 36 |
1990 |
12980.00 |
| 37 |
1989 |
14080.00 |
| 38 |
1988 |
14240.00 |
| 39 |
1987 |
14720.00 |
| 40 |
1986 |
15040.00 |
| 41 |
1985 |
15800.00 |
| 42 |
1984 |
15200.00 |
| 43 |
1983 |
17035.00 |
| 44 |
1982 |
16500.00 |
| 45 |
1981 |
15400.00 |
| 46 |
1980 |
15600.00 |
| 47 |
1979 |
15030.00 |
| 48 |
1978 |
14350.00 |
| 49 |
1977 |
13020.00 |
| 50 |
1976 |
12940.00 |
| 51 |
1975 |
12020.00 |
