| 年份 | 粗出生率 | 粗死亡率 | 自然增长率 |
|---|---|---|---|
| 1960 | 46.0 | 22.2 | 23.8 |
| 1961 | 46.4 | 21.1 | 25.3 |
| 1962 | 44.1 | 20.0 | 24.1 |
| 1963 | 42.0 | 19.6 | 22.4 |
| 1964 | 40.3 | 18.7 | 21.6 |
| 1965 | 38.9 | 17.3 | 21.6 |
| 1966 | 37.9 | 15.7 | 22.2 |
| 1967 | 37.5 | 14.3 | 23.1 |
| 1968 | 37.4 | 13.9 | 23.5 |
| 1969 | 37.7 | 13.9 | 23.8 |
| 1970 | 38.2 | 13.2 | 24.9 |
| 1971 | 38.5 | 12.7 | 25.8 |
| 1972 | 38.6 | 12.4 | 26.2 |
| 1973 | 38.6 | 12.1 | 26.6 |
| 1974 | 38.5 | 12.0 | 26.5 |
| 1975 | 38.9 | 11.9 | 27.0 |
| 1976 | 39.5 | 11.8 | 27.7 |
| 1977 | 40.0 | 11.7 | 28.3 |
| 1978 | 40.5 | 11.4 | 29.0 |
| 1979 | 40.5 | 11.3 | 29.3 |
| 1980 | 40.6 | 11.3 | 29.3 |
| 1981 | 40.6 | 11.5 | 29.0 |
| 1982 | 40.2 | 11.6 | 28.6 |
| 1983 | 40.2 | 11.7 | 28.5 |
| 1984 | 40.2 | 11.6 | 28.6 |
| 1985 | 40.2 | 11.4 | 28.9 |
| 1986 | 40.3 | 12.4 | 27.9 |
| 1987 | 40.2 | 10.6 | 29.6 |
| 1988 | 40.2 | 10.4 | 29.9 |
| 1989 | 40.2 | 10.8 | 29.4 |
| 1990 | 40.1 | 10.1 | 30.0 |
| 1991 | 39.9 | 10.1 | 29.9 |
| 1992 | 39.7 | 10.1 | 29.6 |
| 1993 | 39.4 | 10.1 | 29.3 |
| 1994 | 39.1 | 10.1 | 29.1 |
| 1995 | 38.9 | 10.0 | 28.9 |
| 1996 | 38.7 | 9.9 | 28.8 |
| 1997 | 38.6 | 9.8 | 28.8 |
| 1998 | 38.8 | 9.7 | 29.1 |
| 1999 | 39.0 | 9.5 | 29.5 |
| 2000 | 39.4 | 9.3 | 30.1 |
| 2001 | 39.9 | 9.1 | 30.8 |
| 2002 | 39.9 | 8.8 | 31.0 |
| 2003 | 39.6 | 8.5 | 31.2 |
| 2004 | 39.4 | 8.2 | 31.2 |
| 2005 | 39.1 | 8.1 | 31.0 |
| 2006 | 38.7 | 7.7 | 31.0 |
| 2007 | 38.2 | 7.5 | 30.8 |
| 2008 | 37.8 | 7.3 | 30.6 |
| 2009 | 37.3 | 7.2 | 30.2 |
| 2010 | 36.9 | 7.1 | 29.8 |
| 2011 | 36.6 | 7.1 | 29.5 |
| 2012 | 36.1 | 6.8 | 29.4 |
| 2013 | 35.2 | 6.6 | 28.6 |
| 2014 | 34.0 | 6.3 | 27.7 |
| 2015 | 32.8 | 6.2 | 26.6 |
| 2016 | 31.6 | 6.1 | 25.5 |
| 2017 | 30.4 | 5.9 | 24.5 |
| 2018 | 29.5 | 5.9 | 23.7 |
| 2019 | 28.9 | 5.9 | 23.0 |
| 2020 | 28.4 | 6.3 | 22.1 |
| 2021 | 28.3 | 6.4 | 21.9 |
2021年，圣多美和普林西比人口粗出生率为28.3‰，粗死亡率为6.4‰，自然增长率为21.9‰。
