| Value | Category | Cases | |
|---|---|---|---|
| 0 | 42 |
23.7%
|
|
| 1 | 74 |
41.8%
|
|
| 2 | 32 |
18.1%
|
|
| 3 | 20 |
11.3%
|
|
| 4 | 3 |
1.7%
|
|
| 5 | 4 |
2.3%
|
|
| 6 | 1 |
0.6%
|
|
| 7 | 1 |
0.6%
|
|
| Sysmiss | 29 |