| Value | Category | Cases | |
|---|---|---|---|
| 0 | 907 |
77.3%
|
|
| 1 | 202 |
17.2%
|
|
| 2 | 58 |
4.9%
|
|
| 3 | 7 |
0.6%
|
|
| Sysmiss | 347 |