| 年份 | 中国岁数 | 美国岁数 |
|---|---|---|
| 2023 | 80.93 | 81.10 |
| 2022 | 81.13 | 80.20 |
| 2021 | 80.91 | 79.30 |
| 2020 | 81.00 | 79.90 |
| 2019 | 80.75 | 81.40 |
| 2018 | 80.57 | 81.20 |
| 2017 | 80.27 | 81.10 |
| 2016 | 80.05 | 81.10 |
| 2015 | 79.78 | 81.20 |
| 2014 | 79.51 | 81.30 |
| 2013 | 79.22 | 81.20 |
| 2012 | 78.98 | 81.20 |
| 2011 | 78.65 | 81.10 |
| 2010 | 78.33 | 81.00 |
| 2009 | 78.03 | 80.90 |
| 2008 | 77.50 | 80.60 |
| 2007 | 77.44 | 80.60 |
| 2006 | 77.10 | 80.30 |
| 2005 | 76.77 | 80.10 |
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| 2004 | 76.37 | 80.10 |
| 2003 | 76.02 | 79.70 |
| 2002 | 75.66 | 79.60 |
| 2001 | 75.29 | 79.50 |
| 2000 | 74.90 | 79.30 |
| 1999 | 74.54 | 79.40 |
| 1998 | 74.24 | 79.50 |
| 1997 | 73.89 | 79.40 |
| 1996 | 73.48 | 79.10 |
| 1995 | 73.02 | 78.90 |
| 1994 | 72.41 | 79.00 |
| 1993 | 72.01 | 78.80 |
| 1992 | 71.48 | 79.10 |
| 1991 | 71.05 | 78.90 |
| 1990 | 70.56 | 78.80 |
| 1989 | 70.42 | 78.50 |
| 1988 | 70.12 | 78.30 |
| 1987 | 69.75 | 78.30 |
| 1986 | 69.32 | 78.20 |
| 1985 | 68.92 | 78.20 |
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| 1984 | 68.51 | 78.20 |
| 1983 | 68.07 | 78.10 |
| 1982 | 67.57 | 78.10 |
| 1981 | 67.08 | 77.80 |
| 1980 | 66.51 | 77.40 |
| 1979 | 65.95 | 77.80 |
| 1978 | 65.33 | 77.30 |
| 1977 | 64.67 | 77.20 |
| 1976 | 63.28 | 76.80 |
| 1975 | 63.11 | 76.60 |
| 1974 | 62.35 | 75.90 |
| 1973 | 61.48 | 75.30 |
| 1972 | 60.47 | 75.10 |
| 1971 | 59.60 | 75.00 |
| 1970 | 58.78 | 74.70 |
| 1969 | 57.99 | 74.40 |
| 1968 | 57.23 | 74.10 |
| 1967 | 56.50 | 74.30 |
| 1966 | 55.80 | 73.90 |
| 1965 | 55.22 | 73.80 |
| 1964 | 54.53 | 73.70 |
| 1963 | 53.87 | 73.40 |
| 1962 | 53.19 | 73.50 |
| 1961 | 41.90 | 73.60 |
| 1960 | 34.86 | 73.10 |