Since 1066, when Harold Godwinson and William the Conqueror were crowned, the coronations of English and British monarchs have been held there. There have been at least <answer>16</answer> royal weddings at the abbey since 1100. Two were of reigning monarchs (Henry I and Richard II), although, before 1919, there had been none for some 500 years.
How many royal weddings have occurred at the abbey?
16