| 年份 | 汤加 |
|---|---|
| 2023 | - |
| 2022 | 6.36万 |
| 2021 | 6.27万 |
| 2020 | 6.18万 |
| 2019 | 6.13万 |
| 2018 | 6.1万 |
| 2017 | 6.09万 |
| 2016 | 6.08万 |
| 2015 | 6.08万 |
| 2014 | 6.08万 |
| 2013 | 6.1万 |
| 2012 | 6.11万 |
| 2011 | 6.11万 |
| 2010 | 6.09万 |
| 2009 | 6.05万 |
| 2008 | 6.02万 |
| 2007 | 5.98万 |
| 2006 | 5.94万 |
| 2005 | 5.92万 |
| 2004 | 5.9万 |
| 2003 | 5.88万 |
| 2002 | 5.86万 |
| 2001 | 5.83万 |
| 2000 | 5.78万 |
| 1999 | 5.72万 |
| 1998 | 5.65万 |
| 1997 | 5.58万 |
| 1996 | 5.53万 |
| 1995 | 5.51万 |
| 1994 | 5.5万 |
| 1993 | 5.49万 |
| 1992 | 5.49万 |
| 1991 | 5.48万 |
| 1990 | 5.46万 |
| 1989 | 5.44万 |
| 1988 | 5.39万 |
| 1987 | 5.34万 |
| 1986 | 5.3万 |
| 1985 | 5.29万 |
| 1984 | 5.26万 |
| 1983 | 5.23万 |
| 1982 | 5.19万 |
| 1981 | 5.15万 |
| 1980 | 5.1万 |
| 1979 | 5.05万 |
| 1978 | 5万 |
| 1977 | 4.93万 |
| 1976 | 4.84万 |
| 1975 | 4.74万 |
| 1974 | 4.64万 |
| 1973 | 4.54万 |
| 1972 | 4.45万 |
| 1971 | 4.36万 |
| 1970 | 4.29万 |
| 1969 | 4.21万 |
| 1968 | 4.15万 |
| 1967 | 4.08万 |
| 1966 | 3.99万 |
| 1965 | 3.89万 |
| 1964 | 3.78万 |
| 1963 | 3.68万 |
| 1962 | 3.59万 |
| 1961 | 3.5万 |
| 1960 | 3.41万 |