| Value | Category | Cases | |
|---|---|---|---|
| 0 | 38 |
18.4%
|
|
| 1 | 65 |
31.6%
|
|
| 2 | 47 |
22.8%
|
|
| 3 | 20 |
9.7%
|
|
| 4 | 8 |
3.9%
|
|
| 5 | 16 |
7.8%
|
|
| 6 | 3 |
1.5%
|
|
| 7 | 9 |
4.4%
|
|
| Sysmiss | 309 |