| 年份 | 斯威士兰 |
|---|---|
| 2023 | - |
| 2022 | 5.67266 |
| 2021 | 5.46128 |
| 2020 | 5.23804 |
| 2019 | 5.02293 |
| 2018 | 4.81536 |
| 2017 | 4.63193 |
| 2016 | 4.48431 |
| 2015 | 4.36968 |
| 2014 | 4.27991 |
| 2013 | 4.216 |
| 2012 | 4.16504 |
| 2011 | 4.11114 |
| 2010 | 4.05358 |
| 2009 | 3.99225 |
| 2008 | 3.93119 |
| 2007 | 3.86109 |
| 2006 | 3.77402 |
| 2005 | 3.67882 |
| 2004 | 3.58424 |
| 2003 | 3.49252 |
| 2002 | 3.41283 |
| 2001 | 3.35182 |
| 2000 | 3.309 |
| 1999 | 3.29079 |
| 1998 | 3.29905 |
| 1997 | 3.30559 |
| 1996 | 3.36467 |
| 1995 | 3.50115 |
| 1994 | 3.70655 |
| 1993 | 3.86418 |
| 1992 | 3.9028 |
| 1991 | 3.90739 |
| 1990 | 3.88185 |
| 1989 | 3.85595 |
| 1988 | 3.84573 |
| 1987 | 3.84239 |
| 1986 | 3.8461 |
| 1985 | 3.85892 |
| 1984 | 3.85578 |
| 1983 | 3.8267 |
| 1982 | 3.79795 |
| 1981 | 3.73338 |
| 1980 | 3.66239 |
| 1979 | 3.61884 |
| 1978 | 3.5692 |
| 1977 | 3.51172 |
| 1976 | 3.4642 |
| 1975 | 3.43459 |
| 1974 | 3.41026 |
| 1973 | 3.38913 |
| 1972 | 3.37478 |
| 1971 | 3.37067 |
| 1970 | 3.37751 |
| 1969 | 3.39418 |
| 1968 | 3.41917 |
| 1967 | 3.45467 |
| 1966 | 3.51813 |
| 1965 | 3.60504 |
| 1964 | 3.69834 |
| 1963 | 3.79983 |
| 1962 | 3.90276 |
| 1961 | 3.99743 |
| 1960 | 4.07864 |