| Value | Category | Cases | |
|---|---|---|---|
| 1 | 431 |
91.3%
|
|
| 2 | 34 |
7.2%
|
|
| 3 | 3 |
0.6%
|
|
| 4 | 2 |
0.4%
|
|
| 5 | 1 |
0.2%
|
|
| 6 | 1 |
0.2%
|
|
| Sysmiss | 373 |