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一、日本未来的人口构成 与人口老龄化 据日本1981年9月15日的调查,当时65岁以上的老人有1,093万人,占人口总数的9.3％,百岁以上的长寿老人有1000多名。 据安川正彬推测,日本到公元2000年,65岁以上的老人将占人口总数的15.29％,到2015年可达20.17％。此后这个比率大致稳定,其最重要的因素是出生率下降。安川指出,到2005年日本出生率为1.75,实际上日本1981年的出生率已为1.70,与西德并为
I. Population composition and population aging in Japan According to a survey conducted by Japan on September 15, 1981, there were 10.93 million elderly people over the age of 65, accounting for 9.3% of the total population. More than 1,000 longevity elderly people over the age of 100 . According to Yasumasawa Masayoshi, Japan estimates that by the year 2000, the elderly over the age of 65 will account for 15.29% of the total population and 20.17% by 2015. Since then the ratio has remained generally stable, the most important factor being the declining birth rate. Yaskawa pointed out that by 2005 Japan’s birth rate was 1.75, in fact, Japan’s birth rate in 1981 was 1.70, and West Germany and