Kevin Quealy for The Upshot looks at political party registration of religious leaders, along with their demographics. Some groups like Reform Judaism and Fundamental Baptist are predictable, whereas others (most) are mixed.
Politics of religious leaders
Divorce Rates for Different Groups
We know when people usually get married. We know who never marries. Finally, it’s time to look at the other side: divorce and remarriage.
Life expectancy changes
The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.