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Center for Applications of Psychological Type - Capt.org
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Estimated Frequencies
of the Types in the United States Population

TOTAL ISTJ
11-14%
ISFJ
9-14%
INFJ
1-3%
INTJ
2-4%
E
45-53%

S
66-74%

T
40-50%

J
54-60%
I
47-55%

N
26-34%

F
50-60%

P
40-46%
ISTP
4-6%
ISFP
5-9%
INFP
4-5%
INTP
3-5%
ESTP
4-5%
ESFP
4-9%
ENFP
6-8%
ENTP
2-5%
ESTJ
8-12%
ESFJ
9-13%
ENFJ
2-5%
ENTJ
2-5%
FEMALES ISTJ
7-10%
ISFJ
15-20%
INFJ
2-4%
INTJ
1-3%
E
45-55%

S
70-75%

T
24-35%

J
55-60%
I
45-55%

N
25-30%

F
65-76%

P
40-45%
ISTP
2-3%
ISFP
6-10%
INFP
4-7%
INTP
1-3%
ESTP
2-4%
ESFP
7-10%
ENFP
8-10%
ENTP
2-4%
ESTJ
6-8%
ESFJ
12-17%
ENFJ
3-6%
ENTJ
1-4%
MALES ISTJ
14-19%
ISFJ
6-8%
INFJ
1-2%
INTJ
2-6%
E
45-50%

S
65-72%

T
55-67%

J
52-58%
I
50-55%

N
28-35%

F
33-45%

P
42-48%
ISTP
6-9%
ISFP
4-8%
INFP
3-5%
INTP
4-7%
ESTP
5-6%
ESFP
3-7%
ENFP
5-7%
ENTP
3-7%
ESTJ
10-12%
ESFJ
5-8%
ENFJ
1-3%
ENTJ
3-6%
 
 
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