| Jahr | Population Tonga | Change | Birthrate | Deathrate | Population World | Change | |
|---|---|---|---|---|---|---|---|
| 1961 | 64,000 | 3.48 % | 3,075 M | 1.35 % | |||
| 1962 | 66,000 | 3.94 % | 3,128 M | 1.72 % | |||
| 1963 | 69,000 | 4.14 % | 3,193 M | 2.07 % | |||
| 1964 | 72,000 | 3.99 % | 3,258 M | 2.05 % | |||
| 1965 | 74,000 | 3.63 % | 3,325 M | 2.05 % | |||
| 1966 | 77,000 | 3.25 % | 3,395 M | 2.10 % | |||
| 1967 | 79,000 | 2.96 % | 3,464 M | 2.05 % | |||
| 1968 | 81,000 | 2.59 % | 3,535 M | 2.03 % | |||
| 1969 | 83,000 | 2.19 % | 3,609 M | 2.11 % | |||
| 1970 | 84,000 | 1.80 % | 3,685 M | 2.09 % | |||
| 1971 | 86,000 | 1.36 % | 3,762 M | 2.10 % | |||
| 1972 | 86,000 | 0.97 % | 3,839 M | 2.04 % | |||
| 1973 | 87,000 | 0.74 % | 3,915 M | 1.98 % | |||
| 1974 | 88,000 | 0.71 % | 3,991 M | 1.96 % | |||
| 1975 | 88,000 | 0.84 % | 4,066 M | 1.87 % | |||
| 1976 | 89,000 | 1.03 % | 4,139 M | 1.79 % | |||
| 1977 | 90,000 | 1.17 % | 4,212 M | 1.75 % | |||
| 1978 | 91,000 | 1.18 % | 4,286 M | 1.75 % | |||
| 1979 | 92,000 | 0.99 % | 34.3 ‰ | 6.1 ‰ | 4,358 M | 1.68 % | |
| 1980 | 93,000 | 0.76 % | 34.6 ‰ | 6.1 ‰ | 4,434 M | 1.75 % | |
| 1981 | 93,000 | 0.47 % | 34.7 ‰ | 6.0 ‰ | 4,512 M | 1.76 % | |
| 1982 | 94,000 | 0.25 % | 34.6 ‰ | 6.0 ‰ | 4,593 M | 1.80 % | |
| 1983 | 94,000 | 0.09 % | 34.3 ‰ | 6.0 ‰ | 4,675 M | 1.78 % | |
| 1984 | 94,000 | 0.06 % | 33.8 ‰ | 5.9 ‰ | 4,757 M | 1.75 % | |
| 1985 | 94,000 | 0.12 % | 33.2 ‰ | 5.9 ‰ | 4,840 M | 1.75 % | |
| 1986 | 94,000 | 0.20 % | 32.7 ‰ | 5.9 ‰ | 4,926 M | 1.77 % | |
| 1987 | 94,000 | 0.25 % | 32.1 ‰ | 5.9 ‰ | 5,014 M | 1.78 % | |
| 1988 | 95,000 | 0.29 % | 31.7 ‰ | 5.9 ‰ | 5,102 M | 1.77 % | |
| 1989 | 95,000 | 0.27 % | 31.5 ‰ | 5.9 ‰ | 5,191 M | 1.74 % | |
| 1990 | 95,000 | 0.23 % | 31.3 ‰ | 6.0 ‰ | 5,281 M | 1.74 % | |
| 1991 | 95,000 | 0.19 % | 31.2 ‰ | 6.0 ‰ | 5,369 M | 1.66 % | |
| 1992 | 95,000 | 0.16 % | 31.0 ‰ | 6.1 ‰ | 5,453 M | 1.57 % | |
| 1993 | 96,000 | 0.17 % | 30.7 ‰ | 6.1 ‰ | 5,538 M | 1.56 % | |
| 1994 | 96,000 | 0.19 % | 30.2 ‰ | 6.2 ‰ | 5,623 M | 1.52 % | |
| 1995 | 96,000 | 0.25 % | 29.7 ‰ | 6.2 ‰ | 5,708 M | 1.51 % | |
| 1996 | 96,000 | 0.31 % | 29.2 ‰ | 6.2 ‰ | 5,790 M | 1.45 % | |
| 1997 | 97,000 | 0.36 % | 28.8 ‰ | 6.2 ‰ | 5,873 M | 1.43 % | |
| 1998 | 97,000 | 0.43 % | 28.5 ‰ | 6.2 ‰ | 5,955 M | 1.39 % | |
| 1999 | 97,000 | 0.46 % | 28.3 ‰ | 6.2 ‰ | 6,035 M | 1.35 % | |
| 2000 | 98,000 | 0.50 % | 28.2 ‰ | 6.2 ‰ | 6,115 M | 1.32 % | |
| 2001 | 98,000 | 0.52 % | 28.3 ‰ | 6.2 ‰ | 6,194 M | 1.30 % | |
| 2002 | 99,000 | 0.54 % | 28.4 ‰ | 6.2 ‰ | 6,274 M | 1.28 % | |
| 2003 | 100,000 | 0.57 % | 28.5 ‰ | 6.2 ‰ | 6,353 M | 1.26 % | |
| 2004 | 100,000 | 0.63 % | 28.6 ‰ | 6.2 ‰ | 6,432 M | 1.25 % | |
| 2005 | 101,000 | 0.69 % | 28.6 ‰ | 6.2 ‰ | 6,513 M | 1.25 % | |
| 2006 | 102,000 | 0.79 % | 28.4 ‰ | 6.2 ‰ | 6,594 M | 1.24 % | |
| 2007 | 103,000 | 0.86 % | 28.2 ‰ | 6.2 ‰ | 6,675 M | 1.24 % | |
| 2008 | 103,000 | 0.78 % | 27.9 ‰ | 6.2 ‰ | 6,758 M | 1.24 % | |
| 2009 | 104,000 | 0.49 % | 27.8 ‰ | 7.1 ‰ | 6,841 M | 1.22 % | |
| 2010 | 104,000 | 0.09 % | 27.4 ‰ | 7.2 ‰ | 6,922 M | 1.19 % | |
| 2011 | 104,000 | -0.41 % | 27.0 ‰ | 7.2 ‰ | 7,003 M | 1.17 % | |
| 2012 | 103,000 | -0.80 % | 26.6 ‰ | 7.2 ‰ | 7,086 M | 1.18 % | |
| 2013 | 102,000 | -0.94 % | 26.2 ‰ | 7.2 ‰ | 7,170 M | 1.18 % | |
| 2014 | 101,000 | -0.73 % | 25.8 ‰ | 7.2 ‰ | 7,255 M | 1.18 % | |
| 2015 | 101,000 | -0.24 % | 25.4 ‰ | 7.2 ‰ | 7,340 M | 1.17 % | |
| 2016 | 101,000 | 0.35 % | 25.0 ‰ | 7.2 ‰ | 7,425 M | 1.16 % | |
| 2017 | 102,000 | 0.86 % | 24.6 ‰ | 7.2 ‰ | 7,510 M | 1.14 % | |
| 2018 | 103,000 | 1.18 % | 24.3 ‰ | 7.2 ‰ | 7,593 M | 1.10 % |