| Value | Category | Cases | |
|---|---|---|---|
| 1 | 568 |
91.2%
|
|
| 2 | 21 |
3.4%
|
|
| 3 | 5 |
0.8%
|
|
| 4 | 24 |
3.9%
|
|
| 5 | 2 |
0.3%
|
|
| 6 | 3 |
0.5%
|
|
| Sysmiss | 1960 |