| 年份 | 总抚养比 | 老年抚养比 | 少儿抚养比 |
|---|---|---|---|
| 1960 | 106.5 | 5.4 | 101.1 |
| 1961 | 104.6 | 5.2 | 99.3 |
| 1962 | 102.6 | 5.0 | 97.6 |
| 1963 | 101.3 | 4.9 | 96.4 |
| 1964 | 100.6 | 4.8 | 95.8 |
| 1965 | 100.2 | 4.8 | 95.4 |
| 1966 | 100.0 | 4.8 | 95.2 |
| 1967 | 99.8 | 4.8 | 94.9 |
| 1968 | 99.5 | 4.9 | 94.6 |
| 1969 | 98.9 | 4.9 | 94.0 |
| 1970 | 97.6 | 4.9 | 92.7 |
| 1971 | 95.6 | 4.9 | 90.7 |
| 1972 | 93.6 | 4.8 | 88.8 |
| 1973 | 91.9 | 4.8 | 87.1 |
| 1974 | 90.4 | 4.8 | 85.5 |
| 1975 | 88.8 | 4.8 | 84.0 |
| 1976 | 87.1 | 4.9 | 82.3 |
| 1977 | 85.2 | 4.9 | 80.3 |
| 1978 | 83.4 | 5.0 | 78.4 |
| 1979 | 81.5 | 5.1 | 76.4 |
| 1980 | 79.8 | 5.1 | 74.8 |
| 1981 | 78.6 | 5.1 | 73.5 |
| 1982 | 77.7 | 5.2 | 72.5 |
| 1983 | 76.8 | 5.2 | 71.5 |
| 1984 | 76.0 | 5.3 | 70.7 |
| 1985 | 75.4 | 5.3 | 70.0 |
| 1986 | 74.9 | 5.3 | 69.6 |
| 1987 | 74.7 | 5.4 | 69.3 |
| 1988 | 74.7 | 5.4 | 69.3 |
| 1989 | 74.9 | 5.5 | 69.4 |
| 1990 | 75.3 | 5.6 | 69.7 |
| 1991 | 75.6 | 5.6 | 70.0 |
| 1992 | 75.9 | 5.7 | 70.2 |
| 1993 | 76.2 | 5.8 | 70.4 |
| 1994 | 76.5 | 5.8 | 70.7 |
| 1995 | 76.7 | 5.8 | 70.9 |
| 1996 | 76.9 | 5.7 | 71.1 |
| 1997 | 76.9 | 5.7 | 71.3 |
| 1998 | 76.8 | 5.6 | 71.2 |
| 1999 | 76.7 | 5.5 | 71.2 |
| 2000 | 76.5 | 5.6 | 70.9 |
| 2001 | 75.9 | 5.8 | 70.1 |
| 2002 | 75.0 | 5.9 | 69.0 |
| 2003 | 74.0 | 6.1 | 67.9 |
| 2004 | 72.8 | 6.3 | 66.5 |
| 2005 | 71.2 | 6.4 | 64.8 |
| 2006 | 69.5 | 6.5 | 63.0 |
| 2007 | 67.6 | 6.5 | 61.1 |
| 2008 | 65.8 | 6.5 | 59.3 |
| 2009 | 64.3 | 6.5 | 57.8 |
| 2010 | 62.9 | 6.6 | 56.3 |
| 2011 | 61.4 | 6.7 | 54.7 |
| 2012 | 60.2 | 6.9 | 53.2 |
| 2013 | 59.1 | 7.2 | 52.0 |
| 2014 | 58.2 | 7.5 | 50.8 |
| 2015 | 57.3 | 7.8 | 49.6 |
| 2016 | 56.5 | 8.1 | 48.3 |
| 2017 | 55.6 | 8.5 | 47.1 |
| 2018 | 54.7 | 9.0 | 45.8 |
| 2019 | 53.8 | 9.4 | 44.4 |
| 2020 | 53.0 | 9.9 | 43.2 |
| 2021 | 52.3 | 10.4 | 41.9 |
2021年，美属萨摩亚总抚养比为52.3%，其中老年抚养比为10.4%，少儿抚养比为41.9%。
