| Value | Category | Cases | |
|---|---|---|---|
| 0 | 223 |
49.4%
|
|
| 1 | 140 |
31%
|
|
| 2 | 74 |
16.4%
|
|
| 3 | 13 |
2.9%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 88 |