| Value | Category | Cases | |
|---|---|---|---|
| 0 | 91 |
20.4%
|
|
| 1 | 280 |
62.8%
|
|
| 2 | 65 |
14.6%
|
|
| 3 | 9 |
2%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 1 |