No. | Characteristics | N = 103 | % |
1 | Gender |
|
|
| female | 52 | 50.5 |
| male | 51 | 49.5 |
2 | Grade |
|
|
| 10 | 40 | 38.8 |
| 11 | 33 | 32.1 |
| 12 | 30 | 29.1 |
3 | Age |
|
|
| 15 | 31 | 30.1 |
| 16 | 32 | 31.1 |
| 17 | 33 | 32 |
| 18 | 7 | 6.8 |