| Value | Category | Cases | |
|---|---|---|---|
| 0 | 120 |
58%
|
|
| 1 | 42 |
20.3%
|
|
| 2 | 31 |
15%
|
|
| 3 | 7 |
3.4%
|
|
| 4 | 2 |
1%
|
|
| 5 | 2 |
1%
|
|
| 6 | 1 |
0.5%
|
|
| 11 | 1 |
0.5%
|
|
| 20 | 1 |
0.5%
|
|
| Sysmiss | 2 |