This folder contains the data behind the story Both Republicans And Democrats Have an Age Problem
congress-terms.csv has an entry for every member of congress who served at any point during a particular congress between January 1947 and Februrary 2014.
Senate membership data is mostly from the New York Times Congress API combined with birthdays from @unitedstates. (It does not include the birthday of Sen. Elmer Thomas.)
In addition, we added an
incumbent field to each record.