| 年份 | 汤加 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 23.045 |
| 2020 | 23.139 |
| 2019 | 23.424 |
| 2018 | 23.625 |
| 2017 | 24.015 |
| 2016 | 24.543 |
| 2015 | 25.171 |
| 2014 | 25.68 |
| 2013 | 26.104 |
| 2012 | 26.505 |
| 2011 | 26.943 |
| 2010 | 27.266 |
| 2009 | 27.63 |
| 2008 | 27.993 |
| 2007 | 28.277 |
| 2006 | 28.731 |
| 2005 | 29.13 |
| 2004 | 29.347 |
| 2003 | 29.248 |
| 2002 | 28.71 |
| 2001 | 28.257 |
| 2000 | 28.378 |
| 1999 | 28.875 |
| 1998 | 29.343 |
| 1997 | 29.285 |
| 1996 | 29.834 |
| 1995 | 30.085 |
| 1994 | 30.488 |
| 1993 | 30.806 |
| 1992 | 30.936 |
| 1991 | 30.867 |
| 1990 | 30.655 |
| 1989 | 30.638 |
| 1988 | 30.766 |
| 1987 | 31.057 |
| 1986 | 31.915 |
| 1985 | 32.87 |
| 1984 | 33.778 |
| 1983 | 34.494 |
| 1982 | 34.916 |
| 1981 | 35.077 |
| 1980 | 34.991 |
| 1979 | 34.674 |
| 1978 | 34.146 |
| 1977 | 33.59 |
| 1976 | 33.37 |
| 1975 | 33.27 |
| 1974 | 33.355 |
| 1973 | 33.663 |
| 1972 | 34.287 |
| 1971 | 35.26 |
| 1970 | 36.522 |
| 1969 | 38.021 |
| 1968 | 39.657 |
| 1967 | 41.26 |
| 1966 | 41.505 |
| 1965 | 42.113 |
| 1964 | 42.778 |
| 1963 | 43.282 |
| 1962 | 43.739 |
| 1961 | 44.232 |
| 1960 | 44.74 |