DS - Asia 386
D - General History 46
DG - Italy, Malta 17
DT - Africa 11
DA - Great Britain 10
DC - France, Andorra, Monaco 9
DF - Greece 9
DD - Germany 4
DE - Grecco-Roman World 4
DP - Spain, Portugal 4
DU - Oceania (South Seas) 3
DR - Balkan Peninsula 2
DJ - Netherlands (Holland) 1
DQ - Switzerland 1