On this Valentine's Day, Business Insider put together a couple graphs which show individual-level marital status by each year of age in 2013. The graph below from the article represents a person's marital status by age.
The researches went further to look at the trend over time in the graph below:
It is apparent that more individuals are either divorced, separated or in a second or later marriage now than in 1980 or 1960. An indication that family law issues touch a greater percentage of the population.