The median age at first marriage for women has gone from 21 in 1970 to 27 presently.

女性初次结婚的年龄中位数已从1970年的21岁变成目前的27岁。

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Since 1991, the mean age at first marriage has increased by just over four years for men and women.

自1991年，男女第一次结婚的平均年龄每四年才增加一次。

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The average age at first marriage was 20.58 years old, and ft is affected by different areas, periods , women' education and so on.

该地区育龄妇女的平均初婚年龄为20.58岁。 不同省区、不同年代及妇女的文化水平等都会影响或改变初婚年龄。

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These are just some of the reasons the average age at first marriage has been rising for several decades and now hovers around 27 for women and 29 for men.

CNN: Women, don't marry young

According to the U.S. Census Bureau, the estimated median age at first marriage in 2011 was 28.7 for men and 26.5 for women, compared with 26.8 and 25.1, respectively, in 2000.

CNN: STORY HIGHLIGHTS

Many factors contribute to a stable marriage, including the marital status of your spouse's parents (folks with divorced parents are significantly more likely to get divorced themselves), age at first marriage, race, religious beliefs and socio-economic status.

FORBES: Careers And Marriage