| Value | Category | Cases | |
|---|---|---|---|
| 0 | 187 |
41.8%
|
|
| 1 | 134 |
30%
|
|
| 2 | 81 |
18.1%
|
|
| 3 | 26 |
5.8%
|
|
| 4 | 16 |
3.6%
|
|
| 6 | 2 |
0.4%
|
|
| 8 | 1 |
0.2%
|
|
| Sysmiss | 1388 |