| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing | 0 |
0%
|
| 0 | 3 |
1.5%
|
|
| 8 | 1 |
0.5%
|
|
| 12 | 1 |
0.5%
|
|
| 15 | 3 |
1.5%
|
|
| 16 | 1 |
0.5%
|
|
| 17 | 9 |
4.5%
|
|
| 18 | 17 |
8.5%
|
|
| 19 | 53 |
26.5%
|
|
| 20 | 27 |
13.5%
|
|
| 21 | 59 |
29.5%
|
|
| 22 | 17 |
8.5%
|
|
| 23 | 4 |
2%
|
|
| 25 | 1 |
0.5%
|
|
| 99 | Not available | 4 |
2%
|