The decline in marriage and increase in the age of first marriage began prominently in the 1980s.
The decline in marriage associated with an increase in the age of first marriage started becoming noticeable predominantly in the 1980s. During this period, there was a shift towards marrying at later ages, as supported by data showing the average age of first marriage increasing to roughly 26.5 for women and almost 29 for men by 2010.
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