| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 1320 | 千头 | 2026-9 |
| 2025 | 1315 | 千头 | 2026-9 |
| 2024 | 1330 | 千头 | 2026-9 |
| 2023 | 1290 | 千头 | 2026-9 |
| 2022 | 1335 | 千头 | 2026-9 |
| 2021 | 1365 | 千头 | 2026-9 |
| 2020 | 1385 | 千头 | 2026-9 |
| 2019 | 1440 | 千头 | 2026-9 |
| 2018 | 1525 | 千头 | 2026-9 |
| 2017 | 1512 | 千头 | 2026-9 |
| 2016 | 1562 | 千头 | 2026-9 |
| 2015 | 1689 | 千头 | 2026-9 |
| 2014 | 1647 | 千头 | 2026-9 |
| 2013 | 1688 | 千头 | 2026-9 |
| 2012 | 1700 | 千头 | 2026-9 |
| 2011 | 1589 | 千头 | 2026-9 |
| 2010 | 1596 | 千头 | 2026-9 |
| 2009 | 1676 | 千头 | 2026-9 |
| 2008 | 1640 | 千头 | 2026-9 |
| 2007 | 1800 | 千头 | 2026-9 |
| 2006 | 1870 | 千头 | 2026-9 |
| 2005 | 2041 | 千头 | 2026-9 |
| 2004 | 2036 | 千头 | 2026-9 |
| 2003 | 2050 | 千头 | 2026-9 |
| 2002 | 2369 | 千头 | 2026-9 |
| 2001 | 2281 | 千头 | 2026-9 |
| 2000 | 2171 | 千头 | 2026-9 |
| 1999 | 2154 | 千头 | 2026-9 |
| 1998 | 2060 | 千头 | 2026-9 |
| 1997 | 1977 | 千头 | 2026-9 |
| 1996 | 1822 | 千头 | 2026-9 |
| 1995 | 1786 | 千头 | 2026-9 |
| 1994 | 1762 | 千头 | 2026-9 |
| 1993 | 1760 | 千头 | 2026-9 |
| 1992 | 1652 | 千头 | 2026-9 |
| 1991 | 1629 | 千头 | 2026-9 |
| 1990 | 1631 | 千头 | 2026-9 |
| 1989 | 1663 | 千头 | 2026-9 |
| 1988 | 1697 | 千头 | 2026-9 |
| 1987 | 1743 | 千头 | 2026-9 |
| 1986 | 1770 | 千头 | 2026-9 |
| 1985 | 1809 | 千头 | 2026-9 |
| 1984 | 1809 | 千头 | 2026-9 |
| 1983 | 1792 | 千头 | 2026-9 |
| 1982 | 1810 | 千头 | 2026-9 |
| 1981 | 1819 | 千头 | 2026-9 |
| 1980 | 1869 | 千头 | 2026-9 |
| 1979 | 1921 | 千头 | 2026-9 |
| 1978 | 2056 | 千头 | 2026-9 |
| 1977 | 2174 | 千头 | 2026-9 |
| 1976 | 2345 | 千头 | 2026-9 |
| 1975 | 2355 | 千头 | 2026-9 |
| 1974 | 2371 | 千头 | 2026-9 |
| 1973 | 2523 | 千头 | 2026-9 |
| 1972 | 2565 | 千头 | 2026-9 |
| 1971 | 2601 | 千头 | 2026-9 |
| 1970 | 2673 | 千头 | 2026-9 |
| 1969 | 2700 | 千头 | 2026-9 |
| 1968 | 2794 | 千头 | 2026-9 |
| 1967 | 2881 | 千头 | 2026-9 |
| 1966 | 2908 | 千头 | 2026-9 |
| 1965 | 3012 | 千头 | 2026-9 |
| 1964 | 3078 | 千头 | 2026-9 |