| Value | Category | Cases | |
|---|---|---|---|
| 1 | 227 |
88%
|
|
| 2 | 22 |
8.5%
|
|
| 3 | 7 |
2.7%
|
|
| 4 | 1 |
0.4%
|
|
| 6 | 1 |
0.4%
|
|
| Sysmiss | 558 |