Estimates Myers-Briggs site. How Frequent Is My Myers-Briggs Type? Myers-Briggs site. The Myers & Briggs Foundation this Myers Briggs chart only 2% of the population is INTJ Myers and Briggs Foundation Myers-Briggs Type Indicator this Myers Briggs chart How Frequent Is My Myers-Briggs Type? How Frequent Is My Type According to the MBTI’s data Estimates only 2% of the population is INTJ