| Age | Subjects Number | Thin (%) | Normal (%) | Overweight (%) | Obesity (%) |
| 7 | 186 | 38 (20.43) | 126 (67.75) | 11 (5.91) | 11 (5.91) |
| 8 | 243 | 18 (7.40) | 203 (83.55) | 13 (5.35) | 9 (3.70) |
| 9 | 225 | 12 (5.33) | 194 (86.22) | 13 (5.78) | 6 (2.67) |
| 10 | 207 | 8 (3.86) | 177 (85.52) | 14 (6.76) | 8 (3.86) |
| 11 | 237 | 41 (17.30) | 142 (59.92) | 20 (8.44) | 34 (14.34) |
| 12 | 169 | 3 (1.77) | 153 (90.53) | 9 (5.33) | 4 (2.37) |
| 13 | 132 | 34 (25.76) | 58 (43.94) | 3 (2.27) | 37 (28.03) |
| 14 | 103 | 8 (7.77) | 86 (83.49) | 8 (7.77) | 1 (0.97) |
| 15 | 120 | 4 (3.28) | 108 (90.16) | 7 (5.83) | 1 (0.83) |
| total | 1622 | 166 (10.24) | 1247 (76.88) | 98 (5.94) | 111 (6.84) |