Blood Type    Rh Type   How Many Have It  Percentage
O + 1 person in 3   37.4%    44% 
O - 1 person in 15 6.6%
A + 1 person in 3 35.7% 42%
A - 1 person in 16 6.3%
B + 1 person in 12 8.5% 10%
B - 1 person in 67 1.5%
AB + 1 person in 29 3.4% 4%
AB - 1 person in 167 .6%