| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
5%
|
|
| 1 | 161 |
72.5%
|
|
| 2 | 38 |
17.1%
|
|
| 3 | 7 |
3.2%
|
|
| 4 | 2 |
0.9%
|
|
| 6 | 2 |
0.9%
|
|
| 10 | 1 |
0.5%
|
|
| Sysmiss | 339 |