| 年份 | 斯威士兰 |
|---|---|
| 2023 | - |
| 2022 | 5.19056 |
| 2021 | 4.95336 |
| 2020 | 4.71232 |
| 2019 | 4.48719 |
| 2018 | 4.27772 |
| 2017 | 4.10252 |
| 2016 | 3.97537 |
| 2015 | 3.89389 |
| 2014 | 3.85096 |
| 2013 | 3.84723 |
| 2012 | 3.86803 |
| 2011 | 3.89724 |
| 2010 | 3.93552 |
| 2009 | 3.98366 |
| 2008 | 4.03417 |
| 2007 | 4.10015 |
| 2006 | 4.17657 |
| 2005 | 4.24093 |
| 2004 | 4.29263 |
| 2003 | 4.32083 |
| 2002 | 4.32819 |
| 2001 | 4.32347 |
| 2000 | 4.31098 |
| 1999 | 4.29564 |
| 1998 | 4.27998 |
| 1997 | 4.27184 |
| 1996 | 4.27365 |
| 1995 | 4.28091 |
| 1994 | 4.31631 |
| 1993 | 4.31559 |
| 1992 | 4.24076 |
| 1991 | 4.13886 |
| 1990 | 4.00948 |
| 1989 | 3.87853 |
| 1988 | 3.75931 |
| 1987 | 3.64485 |
| 1986 | 3.54564 |
| 1985 | 3.45445 |
| 1984 | 3.38592 |
| 1983 | 3.34752 |
| 1982 | 3.32961 |
| 1981 | 3.34377 |
| 1980 | 3.37443 |
| 1979 | 3.40491 |
| 1978 | 3.44381 |
| 1977 | 3.49121 |
| 1976 | 3.54288 |
| 1975 | 3.59656 |
| 1974 | 3.65277 |
| 1973 | 3.70492 |
| 1972 | 3.75537 |
| 1971 | 3.80626 |
| 1970 | 3.85608 |
| 1969 | 3.90523 |
| 1968 | 3.9541 |
| 1967 | 4.00133 |
| 1966 | 4.04932 |
| 1965 | 4.09967 |
| 1964 | 4.15137 |
| 1963 | 4.20456 |
| 1962 | 4.25642 |
| 1961 | 4.3033 |
| 1960 | 4.34623 |