Group O: 46% O POS : 39% O NEG : 7% Group A: 42% A POS : 36% A NEG : 6% Group B: 9% B POS : 7.5% B NEG : 1.5% Group AB: 3 % AB POS : 2.5% AB NEG : 0.5%
Source: Distribution of blood types in Canada
