Development quotient

Number

Proportion (%)

>120 (high)

1

1.6

(85 - 119)

47

72.3

(70 - 84)

10

15.3

(50 - 69) (normal)

4

6.1

(35 - 49)

2

3.1

(20 - 34) (boderline)

0

0.0

<20 (severe)

1

1.6

Total

65

100