| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 264095.82 |
| 12 | 1998 | 35864.01 |
| 13 | 1997 | 42361.93 |
| 14 | 1996 | 48004.08 |
| 15 | 1995 | 47640.28 |
| 16 | 1994 | 39965.20 |
| 17 | 1993 | 40298.55 |
| 18 | 1992 | 40677.15 |
| 19 | 1991 | 43576.35 |
| 20 | 1990 | 44389.58 |
| 21 | 1989 | 44789.35 |
| 22 | 1988 | 43761.14 |
| 23 | 1987 | 40240.49 |
| 24 | 1986 | 41875.63 |
| 25 | 1985 | 37152.49 |
| 26 | 1984 | 29379.34 |
| 27 | 1983 | 31537.08 |
| 28 | 1982 | 24002.70 |
| 29 | 1981 | 26991.98 |
| 30 | 1980 | 19630.14 |
| 31 | 1979 | 14717.00 |
| 32 | 1978 | 11858.11 |
| 33 | 1977 | 15721.56 |
| 34 | 1976 | 18186.56 |
| 35 | 1975 | 16731.53 |
