Without a steady flow of family income, their work became much harder in dealing with food and clothing and medical care. The birthrates fell everywhere, as children were postponed until families could financially support them. The average birthrate for 14 major countries fell 12% from 19.3 births per thousand population in 1930, to 17.0 in 1935.[76] In Canada, half of Roman Catholic women defied Church teachings and used contraception to postpone births.[77]