发布日期：2020-04-26 类别：日本
一个国家或地区的老年人口比例直接决定其老龄化程度。人口老龄化是指总人口中因年轻人口数量减少、年长人口数量增加而导致的老年人口比例相应增长的动态。
从国际通用的老龄化标准来看，如果一个国家或地区60岁以上的老年人口，占到了该国家和地区人口总数的10%，或者是65岁以上的老年人口占到了该国家和地区人口总数的7%，就意味着这个国家和地区的人口整体处在老龄化的阶段。
老年人(65岁及以上)占总人口比重历年走势——日本历年老年人(65岁及以上)占总人口比重
| 年份 | 日本老年人(65岁及以上)占总人口比重 |
|---|---|
| 2020年 | |
| 2019年 | |
| 2018 | 27.58% |
| 2017 | 27.11% |
| 2016 | 26.59% |
| 2015 | 26.02% |
| 2014 | 25.35% |
| 2013 | 24.63% |
| 2012 | 23.88% |
| 2011 | 23.16% |
| 2010 | 22.5% |
| 2009 | 21.83% |
| 2008 | 21.24% |
| 2007 | 20.7% |
| 2006 | 20.18% |
| 2005 | 19.65% |
| 2004 | 19.1% |
| 2003 | 18.56% |
| 2002 | 18.03% |
| 2001 | 17.51% |
| 2000 | 16.98% |
| 1999 | 16.45% |
| 1998 | 15.91% |
| 1997 | 15.37% |
| 1996 | 14.83% |
| 1995 | 14.3% |
| 1994 | 13.78% |
| 1993 | 13.27% |
| 1992 | 12.78% |
| 1991 | 12.31% |
| 1990 | 11.87% |
| 1989 | 11.45% |
| 1988 | 11.06% |
| 1987 | 10.71% |
| 1986 | 10.4% |
| 1985 | 10.11% |
| 1984 | 9.85% |
| 1983 | 9.61% |
| 1982 | 9.4% |
| 1981 | 9.17% |
| 1980 | 8.91% |
| 1979 | 8.68% |
| 1978 | 8.43% |
| 1977 | 8.17% |
| 1976 | 7.92% |
| 1975 | 7.7% |
| 1974 | 7.52% |
| 1973 | 7.35% |
| 1972 | 7.2% |
| 1971 | 7.05% |
| 1970 | 6.88% |
| 1969 | 6.74% |
| 1968 | 6.6% |
| 1967 | 6.45% |
| 1966 | 6.31% |
| 1965 | 6.17% |
| 1964 | 6.06% |
| 1963 | 5.95% |
| 1962 | 5.84% |
| 1961 | 5.73% |
| 1960 | 5.62% |
| 1959 | 5.54% |