| Value | Category | Cases | |
|---|---|---|---|
| 1 | 33 |
10.2%
|
|
| 2 | 280 |
87%
|
|
| 3 | 4 |
1.2%
|
|
| 5 | 4 |
1.2%
|
|
| 9 | 1 |
0.3%
|
|
| Sysmiss | 3061 |