سن 5-7
31%
33%
33%
33%
33%
33%
29%
31%
30%
29%
29%
29%
37%
35%
28%
26%
26%
29%
29%
29%
29%
29%
29%
29%
29%
29%
27%
28%
29%
32%
30%
30%
29%
29%
29%
29%
29%
29%
29%
29%
29%
29%
28%
28%
29%
30%
32%
28%