| 年份 | 苏丹 |
|---|---|
| 2023 | - |
| 2022 | 1.12767 |
| 2021 | 1.87768 |
| 2020 | 4.82983 |
| 2019 | 17.6666 |
| 2018 | 14.2177 |
| 2017 | 11.7192 |
| 2016 | 10.2772 |
| 2015 | 11.9554 |
| 2014 | 13.2362 |
| 2013 | 17.3516 |
| 2012 | 14.9997 |
| 2011 | 15.0336 |
| 2010 | 15.2527 |
| 2009 | 18.2267 |
| 2008 | 16.4757 |
| 2007 | 17.5028 |
| 2006 | 21.1077 |
| 2005 | 21.4128 |
| 2004 | 16.1319 |
| 2003 | 14.1877 |
| 2002 | 14.216 |
| 2001 | 10.7328 |
| 2000 | 13.4197 |
| 1999 | 16.935 |
| 1998 | 15.173 |
| 1997 | 12.515 |
| 1996 | 13.8696 |
| 1995 | 9.80296 |
| 1994 | 9.91958 |
| 1993 | 7.23601 |
| 1992 | 14.4249 |
| 1991 | 11.7368 |
| 1990 | 7.06805 |
| 1989 | 9.34225 |
| 1988 | 7.69986 |
| 1987 | 11.1356 |
| 1986 | 8.20436 |
| 1985 | 11.8781 |
| 1984 | 16.4925 |
| 1983 | 21.2165 |
| 1982 | 24.4108 |
| 1981 | 23.6277 |
| 1980 | 23.2355 |
| 1979 | 19.3556 |
| 1978 | 15.2141 |
| 1977 | 16.6284 |
| 1976 | 19.1422 |
| 1975 | 22.7045 |
| 1974 | 20.7254 |
| 1973 | 17.0229 |
| 1972 | 16.6667 |
| 1971 | 17.1812 |
| 1970 | 16.4091 |
| 1969 | 15.4049 |
| 1968 | 16.8435 |
| 1967 | 15.544 |
| 1966 | 13.9485 |
| 1965 | 15.0457 |
| 1964 | 17.9355 |
| 1963 | 18.0446 |
| 1962 | 15.0486 |
| 1961 | 14.3495 |
| 1960 | 13.0036 |