| 年份 | 斯威士兰 |
|---|---|
| 2023 | - |
| 2022 | 3.08504 |
| 2021 | 3.04885 |
| 2020 | 2.99301 |
| 2019 | 2.91479 |
| 2018 | 2.82121 |
| 2017 | 2.73024 |
| 2016 | 2.64056 |
| 2015 | 2.55412 |
| 2014 | 2.47415 |
| 2013 | 2.40219 |
| 2012 | 2.34307 |
| 2011 | 2.30056 |
| 2010 | 2.2731 |
| 2009 | 2.26237 |
| 2008 | 2.26975 |
| 2007 | 2.30007 |
| 2006 | 2.35164 |
| 2005 | 2.41623 |
| 2004 | 2.48588 |
| 2003 | 2.52839 |
| 2002 | 2.54104 |
| 2001 | 2.53843 |
| 2000 | 2.51093 |
| 1999 | 2.46358 |
| 1998 | 2.43171 |
| 1997 | 2.4278 |
| 1996 | 2.43018 |
| 1995 | 2.42957 |
| 1994 | 2.43136 |
| 1993 | 2.43067 |
| 1992 | 2.41564 |
| 1991 | 2.3895 |
| 1990 | 2.35328 |
| 1989 | 2.31364 |
| 1988 | 2.26428 |
| 1987 | 2.20479 |
| 1986 | 2.14904 |
| 1985 | 2.09185 |
| 1984 | 2.04453 |
| 1983 | 2.01306 |
| 1982 | 1.99 |
| 1981 | 1.99387 |
| 1980 | 2.01475 |
| 1979 | 2.03519 |
| 1978 | 2.06557 |
| 1977 | 2.10832 |
| 1976 | 2.15475 |
| 1975 | 2.20072 |
| 1974 | 2.25321 |
| 1973 | 2.31075 |
| 1972 | 2.36987 |
| 1971 | 2.4262 |
| 1970 | 2.4751 |
| 1969 | 2.51404 |
| 1968 | 2.54304 |
| 1967 | 2.56534 |
| 1966 | 2.59191 |
| 1965 | 2.62591 |
| 1964 | 2.6632 |
| 1963 | 2.70431 |
| 1962 | 2.74713 |
| 1961 | 2.7849 |
| 1960 | 2.81412 |