分析选用了三个指标:(1) 大学以上文化程度的人口占全部人口的比例(DXBZ);(2)初中文化程度的人都占 全部人口的比例(CZBZ);(3)文盲半文盲人口占全部人口的比例(WMBZ),分别 用来反映较高、中等、较低文化程度人口的状况。
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超过退休年龄的人口的比例在过去几年中已急剧增长。
The proportion of the population who are over retirement age has grown tremendously in the past few years.
城市人口的比例远远高于工业人口的比例。
The percentage of people living in cities is much higher than the percentage working in industry.
年轻人的失业率比总人口的比例高出50%。
Unemployment is 50 percent higher for 20-somethings than the general population.
By 1852-53,Boston and New York think about this--Boston-- although we're getting close to that again Boston and New York had 50% foreign-born populations.
在1852年到1853年间,波士顿和纽约,你们听听这个数据,虽然我们现在又快接近这个比例了,那时移民占据波士顿和纽约人口的50%
If you transfer this ratio to a city like New York City, with 8 million people.
我们不妨用纽约这座,拥有八百万人口的城市来诠释这个比例。
All tended to have a high slave-to-free ratio of population.
人口中奴隶所占的比例 都是非常高的
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