| 年度 | 数值 | 单位 | 发布日期 |
| 1994 | 0 | 千头 | 2026-9 |
| 1993 | 1881 | 千头 | 2026-9 |
| 1992 | 1791 | 千头 | 2026-9 |
| 1991 | 1777 | 千头 | 2026-9 |
| 1990 | 1960 | 千头 | 2026-9 |
| 1989 | 1955 | 千头 | 2026-9 |
| 1988 | 1930 | 千头 | 2026-9 |
| 1987 | 1873 | 千头 | 2026-9 |
| 1986 | 1748 | 千头 | 2026-9 |
| 1985 | 1803 | 千头 | 2026-9 |
| 1984 | 1759 | 千头 | 2026-9 |
| 1983 | 1695 | 千头 | 2026-9 |
| 1982 | 1550 | 千头 | 2026-9 |
| 1981 | 1622 | 千头 | 2026-9 |
| 1980 | 1732 | 千头 | 2026-9 |
| 1979 | 1848 | 千头 | 2026-9 |
| 1978 | 1765 | 千头 | 2026-9 |
| 1977 | 1593 | 千头 | 2026-9 |
| 1976 | 1560 | 千头 | 2026-9 |
| 1975 | 1677 | 千头 | 2026-9 |
| 1974 | 1646 | 千头 | 2026-9 |
| 1973 | 1657 | 千头 | 2026-9 |
| 1972 | 1568 | 千头 | 2026-9 |
| 1971 | 1518 | 千头 | 2026-9 |
| 1970 | 1580 | 千头 | 2026-9 |
| 1969 | 1530 | 千头 | 2026-9 |
| 1968 | 1490 | 千头 | 2026-9 |
| 1967 | 1411 | 千头 | 2026-9 |
| 1966 | 1111 | 千头 | 2026-9 |
| 1965 | 1066 | 千头 | 2026-9 |
| 1964 | 1122 | 千头 | 2026-9 |
| 1963 | 1199 | 千头 | 2026-9 |
| 1962 | 1199 | 千头 | 2026-9 |
| 1961 | 1218 | 千头 | 2026-9 |
| 1960 | 1153 | 千头 | 2026-9 |