| Value | Category | Cases | |
|---|---|---|---|
| 0 | 47 |
16%
|
|
| 1 | 77 |
26.2%
|
|
| 2 | 63 |
21.4%
|
|
| 3 | 49 |
16.7%
|
|
| 4 | 30 |
10.2%
|
|
| 5 | 8 |
2.7%
|
|
| 6 | 2 |
0.7%
|
|
| 7 | 1 |
0.3%
|
|
| Sysmiss | 17 |