| 序号 | 时间 (年) |
数据 (亿美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 58.80 |
| 8 | 2017 | 53.92 |
| 9 | 2016 | 47.76 |
| 10 | 2015 | 42.83 |
| 11 | 1995 | 11.67 |
| 12 | 1994 | 10.00 |
| 13 | 1993 | 17.09 |
| 14 | 1992 | 19.45 |
| 15 | 1991 | 17.17 |
| 16 | 1990 | 18.14 |
| 17 | 1989 | 17.81 |
| 18 | 1988 | 17.54 |
| 19 | 1987 | 16.44 |
| 20 | 1986 | 13.85 |
| 21 | 1985 | 9.83 |
| 22 | 1984 | 10.37 |
| 23 | 1983 | 11.53 |
| 24 | 1982 | 13.16 |
| 25 | 1981 | 14.85 |
| 26 | 1980 | 17.15 |
| 27 | 1979 | 16.63 |
| 28 | 1978 | 12.87 |
| 29 | 1977 | 8.54 |
| 30 | 1976 | 7.55 |
| 31 | 1975 | 6.62 |
| 32 | 1974 | 4.97 |
| 33 | 1973 | 3.95 |
| 34 | 1972 | 2.88 |
| 35 | 1971 | 2.52 |
| 36 | 1970 | 1.98 |
| 37 | 1969 | 1.66 |
| 38 | 1968 | 1.44 |
| 39 | 1967 | 1.19 |
| 40 | 1966 | 1.10 |
| 41 | 1965 | 0.99 |
| 42 | 1964 | 0.92 |
| 43 | 1963 | 0.72 |
| 44 | 1962 | 0.61 |
| 45 | 1961 | 0.55 |
| 46 | 1960 | 0.43 |
