General Elections from 1950-2010
Sixty years of general elections. Chart showing the big trends from 1950-2010. twitter.com/MSmithsonPB/st…
— Mike Smithson (@MSmithsonPB) January 11, 2013
@samiraahmeduk The data came from British Electoral Facts by Rallings & Thrasher. The chart was prepared by Politicalbetting’s Tomas Forsey
— Mike Smithson (@MSmithsonPB) January 11, 2013