| 年份 | 南苏丹 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 51.4775 |
| 2020 | 52.6252 |
| 2019 | 53.3882 |
| 2018 | 53.4839 |
| 2017 | 53.0876 |
| 2016 | 53.2708 |
| 2015 | 53.1796 |
| 2014 | 52.9778 |
| 2013 | 53.0807 |
| 2012 | 53.2028 |
| 2011 | 51.8727 |
| 2010 | 51.2288 |
| 2009 | 50.0131 |
| 2008 | 49.4266 |
| 2007 | 48.5127 |
| 2006 | 47.001 |
| 2005 | 46.5648 |
| 2004 | 45.9003 |
| 2003 | 45.2231 |
| 2002 | 41.2639 |
| 2001 | 40.7148 |
| 2000 | 39.699 |
| 1999 | 35.7004 |
| 1998 | 5.79069 |
| 1997 | 20.25 |
| 1996 | 19.1534 |
| 1995 | 18.9564 |
| 1994 | 39.1885 |
| 1993 | 8.92884 |
| 1992 | 9.03485 |
| 1991 | 18.3366 |
| 1990 | 18.0839 |
| 1989 | 17.7513 |
| 1988 | 3.80779 |
| 1987 | 8.40454 |
| 1986 | 23.4567 |
| 1985 | 22.8606 |
| 1984 | 22.1328 |
| 1983 | 26.188 |
| 1982 | 31.2925 |
| 1981 | 30.5898 |
| 1980 | 29.9483 |
| 1979 | 29.0275 |
| 1978 | 28.7208 |
| 1977 | 28.0297 |
| 1976 | 27.2016 |
| 1975 | 27.4075 |
| 1974 | 27.1267 |
| 1973 | 27.686 |
| 1972 | 23.4706 |
| 1971 | 23.2582 |
| 1970 | 17.8961 |
| 1969 | 17.7168 |
| 1968 | 18.5587 |
| 1967 | 18.4727 |
| 1966 | 18.2437 |
| 1965 | 21.9897 |
| 1964 | 26.5876 |
| 1963 | 21.9671 |
| 1962 | 20.2993 |
| 1961 | 20.0729 |
| 1960 | 20.0838 |