| Value | Category | Cases | |
|---|---|---|---|
| 0 | 173 |
40.3%
|
|
| 1 | 134 |
31.2%
|
|
| 2 | 118 |
27.5%
|
|
| 3 | 3 |
0.7%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 2495 |