| 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 |
16770.00 |
| 8 |
2018 |
16690.00 |
| 9 |
2017 |
16785.00 |
| 10 |
2016 |
16900.00 |
| 11 |
2015 |
16700.00 |
| 12 |
2014 |
17050.00 |
| 13 |
2013 |
17350.00 |
| 14 |
2012 |
17250.00 |
| 15 |
2011 |
17000.00 |
| 16 |
2010 |
17500.00 |
| 17 |
2009 |
17700.00 |
| 18 |
2008 |
16960.00 |
| 19 |
2007 |
17050.00 |
| 20 |
2006 |
16950.00 |
| 21 |
2005 |
17000.00 |
| 22 |
2004 |
17160.00 |
| 23 |
2003 |
17250.00 |
| 24 |
2002 |
17000.00 |
| 25 |
2001 |
17100.00 |
| 26 |
2000 |
17500.00 |
| 27 |
1999 |
17600.00 |
| 28 |
1998 |
17850.00 |
| 29 |
1997 |
17850.00 |
| 30 |
1996 |
17600.00 |
| 31 |
1995 |
18200.00 |
| 32 |
1994 |
19200.00 |
| 33 |
1993 |
19700.00 |
| 34 |
1992 |
20040.00 |
| 35 |
1991 |
20981.00 |
| 36 |
1990 |
22780.00 |
| 37 |
1989 |
23550.00 |
| 38 |
1988 |
23000.00 |
| 39 |
1987 |
23500.00 |
| 40 |
1986 |
23200.00 |
| 41 |
1985 |
22900.00 |
| 42 |
1984 |
21700.00 |
| 43 |
1983 |
21300.00 |
| 44 |
1982 |
21245.00 |
| 45 |
1981 |
20700.00 |
| 46 |
1980 |
21900.00 |
| 47 |
1979 |
21800.00 |
| 48 |
1978 |
20100.00 |
| 49 |
1977 |
18500.00 |
| 50 |
1976 |
16996.00 |
| 51 |
1975 |
15721.00 |
| 52 |
1974 |
17084.00 |
