| Value | Category | Cases | |
|---|---|---|---|
| 1 | 233 |
50.3%
|
|
| 2 | 45 |
9.7%
|
|
| 16 | 160 |
34.6%
|
|
| 17 | 24 |
5.2%
|
|
| 18 | 1 |
0.2%
|
|
| Sysmiss | 542 |