| 年度 | 数值 | 单位 | 发布日期 |
| 2026 | 44977 | 千头 | 2026-9 |
| 2025 | 44344 | 千头 | 2026-9 |
| 2024 | 43642 | 千头 | 2026-9 |
| 2023 | 44155 | 千头 | 2026-9 |
| 2022 | 43666 | 千头 | 2026-9 |
| 2021 | 44320 | 千头 | 2026-9 |
| 2020 | 43621 | 千头 | 2026-9 |
| 2019 | 42428 | 千头 | 2026-9 |
| 2018 | 42300 | 千头 | 2026-9 |
| 2017 | 43043 | 千头 | 2026-9 |
| 2016 | 42445 | 千头 | 2026-9 |
| 2015 | 42169 | 千头 | 2026-9 |
| 2014 | 40035 | 千头 | 2026-9 |
| 2013 | 39882 | 千头 | 2026-9 |
| 2012 | 41109 | 千头 | 2026-9 |
| 2011 | 41263 | 千头 | 2026-9 |
| 2010 | 41081 | 千头 | 2026-9 |
| 2009 | 42113 | 千头 | 2026-9 |
| 2008 | 45356 | 千头 | 2026-9 |
| 2007 | 47014 | 千头 | 2026-9 |
| 2006 | 47462 | 千头 | 2026-9 |
| 2005 | 47831 | 千头 | 2026-9 |
| 2004 | 47970 | 千头 | 2026-9 |
| 2003 | 46170 | 千头 | 2026-9 |
| 2002 | 44084 | 千头 | 2026-9 |
| 2001 | 41785 | 千头 | 2026-9 |
| 2000 | 38880 | 千头 | 2026-9 |
| 1999 | 37152 | 千头 | 2026-9 |
| 1998 | 34536 | 千头 | 2026-9 |
| 1997 | 31394 | 千头 | 2026-9 |
| 1996 | 30258 | 千头 | 2026-9 |
| 1995 | 29908 | 千头 | 2026-9 |
| 1994 | 28436 | 千头 | 2026-9 |
| 1993 | 27311 | 千头 | 2026-9 |
| 1992 | 27625 | 千头 | 2026-9 |
| 1991 | 26653 | 千头 | 2026-9 |
| 1990 | 26364 | 千头 | 2026-9 |
| 1989 | 27478 | 千头 | 2026-9 |
| 1988 | 27907 | 千头 | 2026-9 |
| 1987 | 26604 | 千头 | 2026-9 |
| 1986 | 25192 | 千头 | 2026-9 |
| 1985 | 25923 | 千头 | 2026-9 |
| 1984 | 26146 | 千头 | 2026-9 |
| 1983 | 24890 | 千头 | 2026-9 |
| 1982 | 23970 | 千头 | 2026-9 |
| 1981 | 24191 | 千头 | 2026-9 |
| 1980 | 24642 | 千头 | 2026-9 |
| 1979 | 22413 | 千头 | 2026-9 |
| 1978 | 18600 | 千头 | 2026-9 |
| 1977 | 15997 | 千头 | 2026-9 |
| 1976 | 15268 | 千头 | 2026-9 |
| 1975 | 15131 | 千头 | 2026-9 |
| 1974 | 17422 | 千头 | 2026-9 |
| 1973 | 18007 | 千头 | 2026-9 |
| 1972 | 18473 | 千头 | 2026-9 |
| 1971 | 19020 | 千头 | 2026-9 |
| 1970 | 18159 | 千头 | 2026-9 |
| 1969 | 15212 | 千头 | 2026-9 |
| 1968 | 15000 | 千头 | 2026-9 |
| 1967 | 15428 | 千头 | 2026-9 |
| 1966 | 13738 | 千头 | 2026-9 |
| 1965 | 13029 | 千头 | 2026-9 |
| 1964 | 13896 | 千头 | 2026-9 |
| 1963 | 13018 | 千头 | 2026-9 |
| 1962 | 12696 | 千头 | 2026-9 |
| 1961 | 12735 | 千头 | 2026-9 |
| 1960 | 12812 | 千头 | 2026-9 |