| Value | Category | Cases | |
|---|---|---|---|
| 0 | 108 |
24.2%
|
|
| 1 | 199 |
44.6%
|
|
| 2 | 83 |
18.6%
|
|
| 3 | 45 |
10.1%
|
|
| 4 | 10 |
2.2%
|
|
| 9 | 1 |
0.2%
|
|
| Sysmiss | 1 |