| 年份 | 斯威士兰 |
|---|---|
| 2023 | - |
| 2022 | 4.04668 |
| 2021 | 3.94336 |
| 2020 | 3.84757 |
| 2019 | 3.75129 |
| 2018 | 3.6588 |
| 2017 | 3.57487 |
| 2016 | 3.48959 |
| 2015 | 3.40582 |
| 2014 | 3.32349 |
| 2013 | 3.245 |
| 2012 | 3.17104 |
| 2011 | 3.09714 |
| 2010 | 3.02184 |
| 2009 | 2.95005 |
| 2008 | 2.88473 |
| 2007 | 2.82881 |
| 2006 | 2.78797 |
| 2005 | 2.76558 |
| 2004 | 2.76517 |
| 2003 | 2.78672 |
| 2002 | 2.82871 |
| 2001 | 2.88727 |
| 2000 | 2.95799 |
| 1999 | 3.03135 |
| 1998 | 3.06809 |
| 1997 | 3.06492 |
| 1996 | 3.07282 |
| 1995 | 3.08181 |
| 1994 | 3.09218 |
| 1993 | 3.12018 |
| 1992 | 3.12933 |
| 1991 | 3.11411 |
| 1990 | 3.09236 |
| 1989 | 3.07882 |
| 1988 | 3.06162 |
| 1987 | 3.037 |
| 1986 | 3.01662 |
| 1985 | 2.98994 |
| 1984 | 2.9524 |
| 1983 | 2.90111 |
| 1982 | 2.84477 |
| 1981 | 2.78804 |
| 1980 | 2.7416 |
| 1979 | 2.70867 |
| 1978 | 2.68287 |
| 1977 | 2.66625 |
| 1976 | 2.66391 |
| 1975 | 2.67639 |
| 1974 | 2.69695 |
| 1973 | 2.72351 |
| 1972 | 2.75729 |
| 1971 | 2.80003 |
| 1970 | 2.85116 |
| 1969 | 2.90916 |
| 1968 | 2.97381 |
| 1967 | 3.0408 |
| 1966 | 3.10925 |
| 1965 | 3.17572 |
| 1964 | 3.23173 |
| 1963 | 3.27844 |
| 1962 | 3.3172 |
| 1961 | 3.35278 |
| 1960 | 3.39173 |