| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have not tried | 1040 |
59.3%
|
| 2 | 10 years old or younger | 181 |
10.3%
|
| 3 | 11 years old | 89 |
5.1%
|
| 4 | 12 years old | 134 |
7.6%
|
| 5 | 13 years old | 138 |
7.9%
|
| 6 | 14 years old | 120 |
6.8%
|
| 7 | 15 years old | 37 |
2.1%
|
| 8 | 16 years old or older | 16 |
0.9%
|
| Sysmiss | 30 |