| Value | Category | Cases | |
|---|---|---|---|
| 0 | 35 |
19%
|
|
| 1 | 73 |
39.7%
|
|
| 2 | 55 |
29.9%
|
|
| 3 | 14 |
7.6%
|
|
| 4 | 5 |
2.7%
|
|
| 6 | 1 |
0.5%
|
|
| 7 | 1 |
0.5%
|
|
| Sysmiss | 4 |