| 年份 | 粗出生率 | 粗死亡率 | 自然增长率 |
|---|---|---|---|
| 1960 | 48.1 | 12.7 | 35.3 |
| 1961 | 47.3 | 12.3 | 35.0 |
| 1962 | 46.6 | 12.0 | 34.6 |
| 1963 | 45.7 | 11.4 | 34.3 |
| 1964 | 44.9 | 12.9 | 32.0 |
| 1965 | 43.8 | 10.3 | 33.5 |
| 1966 | 43.0 | 9.9 | 33.0 |
| 1967 | 42.1 | 9.5 | 32.6 |
| 1968 | 41.6 | 9.2 | 32.5 |
| 1969 | 41.3 | 8.9 | 32.4 |
| 1970 | 40.7 | 8.6 | 32.1 |
| 1971 | 39.8 | 8.3 | 31.5 |
| 1972 | 39.1 | 8.0 | 31.1 |
| 1973 | 38.4 | 7.8 | 30.6 |
| 1974 | 37.8 | 7.5 | 30.2 |
| 1975 | 37.1 | 7.4 | 29.8 |
| 1976 | 36.3 | 7.2 | 29.1 |
| 1977 | 35.5 | 7.1 | 28.4 |
| 1978 | 35.2 | 6.9 | 28.3 |
| 1979 | 35.0 | 6.8 | 28.3 |
| 1980 | 34.6 | 6.6 | 28.0 |
| 1981 | 34.3 | 6.5 | 27.8 |
| 1982 | 34.2 | 6.4 | 27.8 |
| 1983 | 34.2 | 6.3 | 27.9 |
| 1984 | 34.2 | 6.3 | 27.9 |
| 1985 | 34.2 | 6.2 | 28.0 |
| 1986 | 34.1 | 6.2 | 27.9 |
| 1987 | 33.7 | 6.2 | 27.5 |
| 1988 | 33.4 | 6.1 | 27.3 |
| 1989 | 32.9 | 6.0 | 26.9 |
| 1990 | 32.6 | 6.0 | 26.6 |
| 1991 | 32.2 | 5.9 | 26.3 |
| 1992 | 32.4 | 5.7 | 26.7 |
| 1993 | 32.6 | 5.7 | 27.0 |
| 1994 | 32.8 | 5.6 | 27.2 |
| 1995 | 32.7 | 5.5 | 27.2 |
| 1996 | 32.5 | 5.4 | 27.1 |
| 1997 | 32.2 | 5.4 | 26.8 |
| 1998 | 31.8 | 5.3 | 26.5 |
| 1999 | 31.4 | 5.2 | 26.2 |
| 2000 | 31.0 | 5.1 | 25.9 |
| 2001 | 30.5 | 5.1 | 25.4 |
| 2002 | 29.9 | 5.0 | 24.9 |
| 2003 | 29.6 | 5.1 | 24.6 |
| 2004 | 29.3 | 5.1 | 24.3 |
| 2005 | 29.1 | 5.2 | 23.9 |
| 2006 | 28.9 | 5.2 | 23.7 |
| 2007 | 28.9 | 5.2 | 23.6 |
| 2008 | 29.3 | 5.2 | 24.1 |
| 2009 | 29.8 | 6.1 | 23.7 |
| 2010 | 30.2 | 5.3 | 24.9 |
| 2011 | 30.5 | 5.3 | 25.2 |
| 2012 | 30.5 | 5.4 | 25.1 |
| 2013 | 30.2 | 5.3 | 24.9 |
| 2014 | 29.8 | 5.3 | 24.5 |
| 2015 | 29.4 | 5.3 | 24.1 |
| 2016 | 28.9 | 5.3 | 23.7 |
| 2017 | 28.6 | 5.3 | 23.3 |
| 2018 | 28.2 | 5.3 | 22.9 |
| 2019 | 27.9 | 5.5 | 22.4 |
| 2020 | 27.6 | 5.3 | 22.3 |
| 2021 | 27.3 | 5.3 | 21.9 |
2021年，萨摩亚人口粗出生率为27.3‰，粗死亡率为5.3‰，自然增长率为21.9‰。
