| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 18200 | 千头 | 2026-9 |
| 2025 | 17700 | 千头 | 2026-9 |
| 2024 | 18246 | 千头 | 2026-9 |
| 2023 | 19460 | 千头 | 2026-9 |
| 2022 | 20025 | 千头 | 2026-9 |
| 2021 | 19703 | 千头 | 2026-9 |
| 2020 | 20369 | 千头 | 2026-9 |
| 2019 | 20198 | 千头 | 2026-9 |
| 2018 | 18529 | 千头 | 2026-9 |
| 2017 | 17692 | 千头 | 2026-9 |
| 2016 | 16881 | 千头 | 2026-9 |
| 2015 | 15583 | 千头 | 2026-9 |
| 2014 | 16430 | 千头 | 2026-9 |
| 2013 | 16815 | 千头 | 2026-9 |
| 2012 | 16135 | 千头 | 2026-9 |
| 2011 | 15925 | 千头 | 2026-9 |
| 2010 | 15765 | 千头 | 2026-9 |
| 2009 | 15505 | 千头 | 2026-9 |
| 2008 | 15265 | 千头 | 2026-9 |
| 2007 | 14685 | 千头 | 2026-9 |
| 2006 | 14815 | 千头 | 2026-9 |
| 2005 | 14759 | 千头 | 2026-9 |
| 2004 | 14515 | 千头 | 2026-9 |
| 2003 | 13865 | 千头 | 2026-9 |
| 2002 | 13865 | 千头 | 2026-9 |
| 2001 | 13765 | 千头 | 2026-9 |
| 2000 | 13615 | 千头 | 2026-9 |
| 1999 | 13575 | 千头 | 2026-9 |
| 1998 | 13105 | 千头 | 2026-9 |
| 1997 | 12770 | 千头 | 2026-9 |
| 1996 | 12453 | 千头 | 2026-9 |
| 1995 | 13468 | 千头 | 2026-9 |
| 1994 | 12600 | 千头 | 2026-9 |
| 1993 | 11950 | 千头 | 2026-9 |
| 1992 | 11400 | 千头 | 2026-9 |
| 1991 | 11350 | 千头 | 2026-9 |
| 1990 | 11000 | 千头 | 2026-9 |
| 1989 | 12600 | 千头 | 2026-9 |
| 1988 | 13200 | 千头 | 2026-9 |
| 1987 | 13200 | 千头 | 2026-9 |
| 1986 | 12800 | 千头 | 2026-9 |
| 1985 | 12010 | 千头 | 2026-9 |
| 1984 | 13080 | 千头 | 2026-9 |
| 1983 | 16981 | 千头 | 2026-9 |
| 1982 | 13864 | 千头 | 2026-9 |
| 1981 | 11613 | 千头 | 2026-9 |
| 1980 | 12633 | 千头 | 2026-9 |
| 1979 | 11494 | 千头 | 2026-9 |
| 1978 | 10736 | 千头 | 2026-9 |
| 1977 | 9028 | 千头 | 2026-9 |
| 1976 | 10202 | 千头 | 2026-9 |
| 1975 | 8648 | 千头 | 2026-9 |
| 1974 | 10199 | 千头 | 2026-9 |
| 1973 | 9190 | 千头 | 2026-9 |
| 1972 | 8291 | 千头 | 2026-9 |
| 1971 | 5278 | 千头 | 2026-9 |
| 1970 | 4843 | 千头 | 2026-9 |
| 1969 | 4517 | 千头 | 2026-9 |
| 1968 | 4303 | 千头 | 2026-9 |
| 1967 | 4069 | 千头 | 2026-9 |
| 1966 | 3566 | 千头 | 2026-9 |
| 1965 | 3466 | 千头 | 2026-9 |
| 1964 | 2127 | 千头 | 2026-9 |
| 1963 | 3120 | 千头 | 2026-9 |
| 1962 | 2991 | 千头 | 2026-9 |
| 1961 | 2759 | 千头 | 2026-9 |
| 1960 | 2744 | 千头 | 2026-9 |