| 序号 | 时间 (年) |
数据 (千头) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 2826.00 |
| 8 | 2018 | 2810.00 |
| 9 | 2017 | 2754.00 |
| 10 | 2016 | 2780.00 |
| 11 | 1992 | 3388.00 |
| 12 | 1991 | 3617.00 |
| 13 | 1990 | 3528.00 |
| 14 | 1989 | 3442.00 |
| 15 | 1988 | 3374.00 |
| 16 | 1987 | 4071.00 |
| 17 | 1986 | 3845.00 |
| 18 | 1985 | 4184.00 |
| 19 | 1984 | 4304.00 |
| 20 | 1983 | 3954.00 |
| 21 | 1982 | 3617.00 |
| 22 | 1981 | 4056.00 |
| 23 | 1980 | 4313.00 |
| 24 | 1979 | 4145.00 |
| 25 | 1978 | 4033.00 |
| 26 | 1977 | 4116.00 |
| 27 | 1976 | 4464.00 |
| 28 | 1975 | 5358.00 |
| 29 | 1974 | 4595.00 |
| 30 | 1973 | 3425.00 |
| 31 | 1972 | 3629.00 |
| 32 | 1971 | 3953.00 |
| 33 | 1970 | 4043.00 |
| 34 | 1969 | 3804.00 |
| 35 | 1968 | 4005.00 |
| 36 | 1967 | 4199.00 |
| 37 | 1966 | 3864.00 |
| 38 | 1965 | 3578.00 |
| 39 | 1964 | 3853.00 |
| 40 | 1963 | 4247.00 |
| 41 | 1962 | 4264.00 |
| 42 | 1961 | 4255.00 |
| 43 | 1960 | 3862.00 |
