| Value | Category | Cases | |
|---|---|---|---|
| 0 | 71 |
24.7%
|
|
| 1 | 152 |
52.8%
|
|
| 2 | 47 |
16.3%
|
|
| 3 | 10 |
3.5%
|
|
| 4 | 6 |
2.1%
|
|
| 10 | 1 |
0.3%
|
|
| 11 | 1 |
0.3%
|
|
| Sysmiss | 1 |