| Value | Category | Cases | |
|---|---|---|---|
| 12 | 1 |
1.1%
|
|
| 13 | 7 |
7.4%
|
|
| 14 | 14 |
14.7%
|
|
| 15 | 8 |
8.4%
|
|
| 16 | 9 |
9.5%
|
|
| 17 | 13 |
13.7%
|
|
| 18 | 13 |
13.7%
|
|
| 19 | 11 |
11.6%
|
|
| 20 | 7 |
7.4%
|
|
| 21 | 3 |
3.2%
|
|
| 22 | 1 |
1.1%
|
|
| 23 | 2 |
2.1%
|
|
| 33 | 1 |
1.1%
|
|
| 97 | Inconsistent | 0 |
0%
|
| 99 | Missing | 5 |
5.3%
|
| Sysmiss | 1362 |