| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
12.1%
|
|
| 1 | 1 |
0.4%
|
|
| 2 | 32 |
11.7%
|
|
| 3 | 18 |
6.6%
|
|
| 4 | 26 |
9.5%
|
|
| 5 | 48 |
17.6%
|
|
| 6 | 115 |
42.1%
|
|
| Sysmiss | 11 |