| Value | Category | Cases | |
|---|---|---|---|
| 1 | 11 years old or younger | 18 |
13.8%
|
| 2 | 12 years old | 21 |
16.2%
|
| 3 | 13 years old | 22 |
16.9%
|
| 4 | 14 years old | 17 |
13.1%
|
| 5 | 15 years old | 22 |
16.9%
|
| 6 | 16 years old | 16 |
12.3%
|
| 7 | 17 years old or older | 14 |
10.8%
|