| 年份 | 汤加 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 77.3561 |
| 2020 | 77.322 |
| 2019 | 77.3266 |
| 2018 | 77.287 |
| 2017 | 77.2695 |
| 2016 | 77.2623 |
| 2015 | 77.2292 |
| 2014 | 77.1798 |
| 2013 | 77.1976 |
| 2012 | 77.1708 |
| 2011 | 77.1478 |
| 2010 | 77.1094 |
| 2009 | 76.576 |
| 2008 | 77.0066 |
| 2007 | 76.9521 |
| 2006 | 76.8711 |
| 2005 | 76.809 |
| 2004 | 76.9418 |
| 2003 | 76.8432 |
| 2002 | 76.7574 |
| 2001 | 76.5795 |
| 2000 | 76.5764 |
| 1999 | 76.4631 |
| 1998 | 76.3151 |
| 1997 | 76.1137 |
| 1996 | 75.9403 |
| 1995 | 75.7491 |
| 1994 | 75.5445 |
| 1993 | 75.3568 |
| 1992 | 75.1443 |
| 1991 | 74.9229 |
| 1990 | 74.5464 |
| 1989 | 74.4266 |
| 1988 | 74.3072 |
| 1987 | 74.1309 |
| 1986 | 74.0029 |
| 1985 | 73.8668 |
| 1984 | 73.7593 |
| 1983 | 73.6718 |
| 1982 | 73.1256 |
| 1981 | 73.3874 |
| 1980 | 73.2171 |
| 1979 | 73.0602 |
| 1978 | 72.8731 |
| 1977 | 72.5774 |
| 1976 | 72.3185 |
| 1975 | 71.9056 |
| 1974 | 71.5957 |
| 1973 | 70.981 |
| 1972 | 70.5396 |
| 1971 | 69.8221 |
| 1970 | 68.8354 |
| 1969 | 67.7775 |
| 1968 | 66.693 |
| 1967 | 65.668 |
| 1966 | 64.6251 |
| 1965 | 63.493 |
| 1964 | 62.4071 |
| 1963 | 61.4324 |
| 1962 | 60.5913 |
| 1961 | 59.6045 |
| 1960 | 59.0067 |