| 年份 | 美国总和生育率 | 日本总和生育率 |
|---|---|---|
| 2023 | 1.62 | 1.20 |
| 2022 | 1.66 | 1.26 |
| 2021 | 1.66 | 1.30 |
| 2020 | 1.64 | 1.33 |
| 2019 | 1.71 | 1.36 |
| 2018 | 1.73 | 1.42 |
| 2017 | 1.77 | 1.43 |
| 2016 | 1.82 | 1.44 |
| 2015 | 1.84 | 1.45 |
| 2014 | 1.86 | 1.42 |
| 2013 | 1.86 | 1.43 |
| 2012 | 1.88 | 1.41 |
| 2011 | 1.89 | 1.39 |
| 2010 | 1.93 | 1.39 |
| 2009 | 2.00 | 1.37 |
| 2008 | 2.07 | 1.37 |
| 2007 | 2.12 | 1.34 |
| 2006 | 2.11 | 1.32 |
| 2005 | 2.06 | 1.26 |
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| 2004 | 2.05 | 1.29 |
| 2003 | 2.05 | 1.29 |
| 2002 | 2.02 | 1.32 |
| 2001 | 2.03 | 1.33 |
| 2000 | 2.06 | 1.36 |
| 1999 | 2.01 | 1.34 |
| 1998 | 2.00 | 1.38 |
| 1997 | 1.97 | 1.39 |
| 1996 | 1.98 | 1.43 |
| 1995 | 1.98 | 1.42 |
| 1994 | 2.00 | 1.50 |
| 1993 | 2.02 | 1.46 |
| 1992 | 2.05 | 1.50 |
| 1991 | 2.06 | 1.53 |
| 1990 | 2.08 | 1.54 |
| 1989 | 2.01 | 1.57 |
| 1988 | 1.93 | 1.66 |
| 1987 | 1.87 | 1.69 |
| 1986 | 1.84 | 1.72 |
| 1985 | 1.84 | 1.76 |
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| 1984 | 1.81 | 1.81 |
| 1983 | 1.80 | 1.80 |
| 1982 | 1.83 | 1.77 |
| 1981 | 1.81 | 1.74 |
| 1980 | 1.84 | 1.75 |
| 1979 | 1.81 | 1.77 |
| 1978 | 1.76 | 1.79 |
| 1977 | 1.79 | 1.80 |
| 1976 | 1.74 | 1.85 |
| 1975 | 1.77 | 1.91 |
| 1974 | 1.84 | 2.05 |
| 1973 | 1.88 | 2.14 |
| 1972 | 2.01 | 2.14 |
| 1971 | 2.27 | 2.16 |
| 1970 | 2.48 | 2.13 |
| 1969 | 2.46 | 2.13 |
| 1968 | 2.46 | 2.13 |
| 1967 | 2.56 | 2.23 |
| 1966 | 2.72 | 1.58 |
| 1965 | 2.91 | 2.14 |
| 1964 | 3.19 | 2.05 |
| 1963 | 3.32 | 2.00 |
| 1962 | 3.46 | 1.98 |
| 1961 | 3.62 | 1.96 |
| 1960 | 3.65 | 2.00 |
| 1959 | 2.04 | |