| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
6.1%
|
|
| 1 | 4 |
4.9%
|
|
| 2 | 16 |
19.5%
|
|
| 3 | 14 |
17.1%
|
|
| 4 | 33 |
40.2%
|
|
| 5 | 9 |
11%
|
|
| 6 | 1 |
1.2%
|
|
| Sysmiss | 228 |