| Value | Category | Cases | |
|---|---|---|---|
| 0 | 141 |
10.8%
|
|
| 1 | 516 |
39.7%
|
|
| 2 | 159 |
12.2%
|
|
| 3 | 423 |
32.5%
|
|
| 4 | 50 |
3.8%
|
|
| 5 | 11 |
0.8%
|
|
| Sysmiss | 40 |