| Value | Category | Cases | |
|---|---|---|---|
| 0 | 40 |
19.2%
|
|
| 1 | 119 |
57.2%
|
|
| 2 | 41 |
19.7%
|
|
| 3 | 5 |
2.4%
|
|
| 4 | 1 |
0.5%
|
|
| 7 | 1 |
0.5%
|
|
| 30 | 1 |
0.5%
|
|
| Sysmiss | 1 |