| Value | Category | Cases | |
|---|---|---|---|
| 0 | 20 |
14%
|
|
| 1 | 96 |
67.1%
|
|
| 2 | 18 |
12.6%
|
|
| 3 | 6 |
4.2%
|
|
| 4 | 1 |
0.7%
|
|
| 7 | 1 |
0.7%
|
|
| 19 | 1 |
0.7%
|
|
| Sysmiss | 6814 |