| Value | Category | Cases | |
|---|---|---|---|
| 0 | 15 |
15%
|
|
| 1 | 51 |
51%
|
|
| 2 | 24 |
24%
|
|
| 3 | 7 |
7%
|
|
| 4 | 3 |
3%
|
|
| Sysmiss | 1400 |