| Value | Category | Cases | |
|---|---|---|---|
| 0 | 53 |
10.1%
|
|
| 1 | 181 |
34.3%
|
|
| 2 | 135 |
25.6%
|
|
| 3 | 71 |
13.5%
|
|
| 4 | 15 |
2.8%
|
|
| 5 | 72 |
13.7%
|
|
| Sysmiss | 23962 |