| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1994 | 2070 | 千头 | 2026-9 |
| 1993 | 2067 | 千头 | 2026-9 |
| 1992 | 1850 | 千头 | 2026-9 |
| 1991 | 1600 | 千头 | 2026-9 |
| 1990 | 1360 | 千头 | 2026-9 |
| 1989 | 1700 | 千头 | 2026-9 |
| 1988 | 2600 | 千头 | 2026-9 |
| 1987 | 2649 | 千头 | 2026-9 |
| 1986 | 2968 | 千头 | 2026-9 |
| 1985 | 2638 | 千头 | 2026-9 |
| 1984 | 2697 | 千头 | 2026-9 |
| 1983 | 2459 | 千头 | 2026-9 |
| 1982 | 2309 | 千头 | 2026-9 |
| 1981 | 2097 | 千头 | 2026-9 |
| 1980 | 1968 | 千头 | 2026-9 |
| 1979 | 1829 | 千头 | 2026-9 |
| 1978 | 1704 | 千头 | 2026-9 |
| 1977 | 1955 | 千头 | 2026-9 |
| 1976 | 1718 | 千头 | 2026-9 |
| 1975 | 1574 | 千头 | 2026-9 |
| 1974 | 1494 | 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 |