| Value | Category | Cases | |
|---|---|---|---|
| 0 | 23 |
18%
|
|
| 1 | 69 |
53.9%
|
|
| 2 | 21 |
16.4%
|
|
| 3 | 5 |
3.9%
|
|
| 4 | 9 |
7%
|
|
| 6 | 1 |
0.8%
|
|
| Sysmiss | 260 |