Yugoslav Partisans were predominantly Serb in composition into 1943.[73][27] Also, it should be kept in mind that until the middle of the war the Partisans were in control of relatively large liberated areas only in parts of Bosnia.[73] Over the entirety of the war according to the records of recipients of Partisan pensions from 1977, the ethnic composition of the Partisans was 53.0% Serb, 18.6% Croat, 9.2% Slovene, 5.5% Montenegrin, 3.5% Bosnian Muslim, and 2.7% Macedonian