Blood type and Rh | How many people have it? |
| O + | 40 % |
| O - | 7 % |
| A + | 34 % |
| A - | 6 % |
| B + | 8 % |
| B - | 1 % |
| AB + | 3 % |
| AB - | 1 % |
Blood Type Ranking
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