| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
4.3%
|
|
| 1 | 97 |
59.9%
|
|
| 2 | 51 |
31.5%
|
|
| 3 | 5 |
3.1%
|
|
| 4 | 1 |
0.6%
|
|
| 11 | 1 |
0.6%
|
|
| Sysmiss | 437 |