زبان مادری

7

(115)

7.8

(4513)

7.4

(8381)

7.6

(7268)

7.3

(195)

0

(0)

6

(1350)

6.4

(967)

6.7

(1132)

6.5

(355)

6.4

(3007)

4.9

(13)

1

(2)

7.3

(35)

4.5

(2)

5.3

(10)

7.4

(17)

6.5

(288)

6.6

(200)

6.1

(17)