Which blood type is the least common?

0-
0+
AB-
AB+
AB is the rarest of all AB0 types, and Rh- is always less common than Rh+. In Western Europe, only 1% of the population has AB-. In the Eastern Asia Rh- is very rare: in Japan, only 0,05% of the population has AB-.
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Answers by country

0-
0+
AB-
AB+
answers
flagPakistan
18%
5%
73%
1%
53
flagItaly
25%
6%
62%
6%
16
flagthe Philippines
15%
6%
59%
18%
32
flagUnknown
11%
11%
58%
17%
17
flagGreece
30%
10%
55%
5%
20
flagAustralia
17%
7%
51%
23%
52
flagIndia
32%
7%
50%
9%
269
flagthe United Kingdom
23%
8%
46%
21%
147
flagGermany
31%
10%
46%
11%
140
flagthe Netherlands
13%
20%
46%
13%
15
flagthe United Arab Emirates
27%
0%
45%
27%
11
flagthe United States
29%
10%
41%
17%
528
flagCanada
31%
12%
41%
12%
41
flagRepublic of Ireland
24%
4%
40%
32%
25
flagSingapore
46%
7%
38%
7%
13
flagNigeria
53%
0%
38%
7%
13
flagPoland
43%
9%
37%
8%
15920
flagMalaysia
29%
11%
35%
23%
17
flagSwitzerland
50%
0%
31%
18%
16
flagAustria
56%
8%
21%
13%
23