The marriage rates was highest, although the number of marriages dropped slightly from 2.5 million in 1980 to 2 million in 2000.In contrast, the figure for divorces rose from 1 million to about 1.4 million in first decades, before declining back to 1 million in 2000.
There were 4 kinds of marital status of adult Americans, including ‘never married’ , ’married’, ’widowed’ and ‘Divorces’. Married adults accounted for the largest proportion of adult American, at 70% in 1970, while that figure declined to 60% in 2000. By contrast, the proportion of people who never married saw an upward trend,