| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2009 | 25 | 千头 | 2026-9 |
| 2008 | 18 | 千头 | 2026-9 |
| 2007 | 32 | 千头 | 2026-9 |
| 2006 | 30 | 千头 | 2026-9 |
| 2005 | 46 | 千头 | 2026-9 |
| 2004 | 37 | 千头 | 2026-9 |
| 2003 | 65 | 千头 | 2026-9 |
| 2002 | 65 | 千头 | 2026-9 |
| 2001 | 76 | 千头 | 2026-9 |
| 2000 | 72 | 千头 | 2026-9 |
| 1999 | 56 | 千头 | 2026-9 |
| 1998 | 27 | 千头 | 2026-9 |
| 1997 | 14 | 千头 | 2026-9 |
| 1996 | 8 | 千头 | 2026-9 |
| 1995 | 10 | 千头 | 2026-9 |
| 1994 | 40 | 千头 | 2026-9 |
| 1993 | 60 | 千头 | 2026-9 |
| 1992 | 20 | 千头 | 2026-9 |
| 1986 | 0 | 千头 | 2026-9 |
| 1985 | 0 | 千头 | 2026-9 |
| 1984 | 0 | 千头 | 2026-9 |
| 1983 | 0 | 千头 | 2026-9 |
| 1982 | 0 | 千头 | 2026-9 |
| 1981 | 50 | 千头 | 2026-9 |
| 1980 | 150 | 千头 | 2026-9 |
| 1979 | 350 | 千头 | 2026-9 |
| 1978 | 50 | 千头 | 2026-9 |
| 1977 | 21 | 千头 | 2026-9 |
| 1976 | 0 | 千头 | 2026-9 |
| 1975 | 0 | 千头 | 2026-9 |
| 1974 | 0 | 千头 | 2026-9 |
| 1973 | 0 | 千头 | 2026-9 |
| 1972 | 2 | 千头 | 2026-9 |
| 1971 | 0 | 千头 | 2026-9 |
| 1970 | 0 | 千头 | 2026-9 |
| 1969 | 1 | 千头 | 2026-9 |
| 1968 | 0 | 千头 | 2026-9 |
| 1967 | 0 | 千头 | 2026-9 |
| 1966 | 2 | 千头 | 2026-9 |
| 1965 | 3 | 千头 | 2026-9 |
| 1964 | 3 | 千头 | 2026-9 |
| 1963 | 6 | 千头 | 2026-9 |
| 1962 | 10 | 千头 | 2026-9 |
| 1961 | 18 | 千头 | 2026-9 |
| 1960 | 20 | 千头 | 2026-9 |