| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 1992 | 5316 | 千头 | 2026-9 |
| 1991 | 5200 | 千头 | 2026-9 |
| 1990 | 5290 | 千头 | 2026-9 |
| 1989 | 5282 | 千头 | 2026-9 |
| 1988 | 5282 | 千头 | 2026-9 |
| 1987 | 5330 | 千头 | 2026-9 |
| 1986 | 5101 | 千头 | 2026-9 |
| 1985 | 5263 | 千头 | 2026-9 |
| 1984 | 5284 | 千头 | 2026-9 |
| 1983 | 5053 | 千头 | 2026-9 |
| 1982 | 5065 | 千头 | 2026-9 |
| 1981 | 4967 | 千头 | 2026-9 |
| 1980 | 4580 | 千头 | 2026-9 |
| 1979 | 4978 | 千头 | 2026-9 |
| 1978 | 4898 | 千头 | 2026-9 |
| 1977 | 4463 | 千头 | 2026-9 |
| 1976 | 4682 | 千头 | 2026-9 |
| 1975 | 4328 | 千头 | 2026-9 |
| 1974 | 4128 | 千头 | 2026-9 |
| 1973 | 3670 | 千头 | 2026-9 |
| 1972 | 3690 | 千头 | 2026-9 |
| 1971 | 3582 | 千头 | 2026-9 |
| 1970 | 4064 | 千头 | 2026-9 |
| 1969 | 3764 | 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 |