| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2002 | 113 | 千头 | 2026-9 |
| 2001 | 156 | 千头 | 2026-9 |
| 2000 | 156 | 千头 | 2026-9 |
| 1999 | 155 | 千头 | 2026-9 |
| 1998 | 151 | 千头 | 2026-9 |
| 1997 | 148 | 千头 | 2026-9 |
| 1996 | 142 | 千头 | 2026-9 |
| 1995 | 142 | 千头 | 2026-9 |
| 1994 | 140 | 千头 | 2026-9 |
| 1993 | 158 | 千头 | 2026-9 |
| 1992 | 145 | 千头 | 2026-9 |
| 1991 | 96 | 千头 | 2026-9 |
| 1990 | 87 | 千头 | 2026-9 |
| 1989 | 37 | 千头 | 2026-9 |
| 1988 | 58 | 千头 | 2026-9 |
| 1987 | 41 | 千头 | 2026-9 |
| 1986 | 40 | 千头 | 2026-9 |
| 1985 | 39 | 千头 | 2026-9 |
| 1984 | 5 | 千头 | 2026-9 |
| 1983 | 105 | 千头 | 2026-9 |
| 1982 | 85 | 千头 | 2026-9 |
| 1981 | 84 | 千头 | 2026-9 |
| 1980 | 80 | 千头 | 2026-9 |
| 1979 | 110 | 千头 | 2026-9 |
| 1978 | 86 | 千头 | 2026-9 |
| 1977 | 85 | 千头 | 2026-9 |
| 1976 | 81 | 千头 | 2026-9 |
| 1975 | 0 | 千头 | 2026-9 |
| 1974 | 0 | 千头 | 2026-9 |
| 1973 | 0 | 千头 | 2026-9 |
| 1972 | 0 | 千头 | 2026-9 |
| 1971 | 0 | 千头 | 2026-9 |
| 1970 | 0 | 千头 | 2026-9 |
| 1969 | 0 | 千头 | 2026-9 |
| 1968 | 0 | 千头 | 2026-9 |
| 1967 | 0 | 千头 | 2026-9 |
| 1966 | 0 | 千头 | 2026-9 |
| 1965 | 0 | 千头 | 2026-9 |
| 1964 | 0 | 千头 | 2026-9 |
| 1963 | 0 | 千头 | 2026-9 |
| 1962 | 0 | 千头 | 2026-9 |
| 1961 | 0 | 千头 | 2026-9 |
| 1960 | 0 | 千头 | 2026-9 |