| Value | Category | Cases | |
|---|---|---|---|
| 0 | 791 |
69%
|
|
| 1 | 274 |
23.9%
|
|
| 2 | 62 |
5.4%
|
|
| 3 | 16 |
1.4%
|
|
| 4 | 2 |
0.2%
|
|
| 5 | 1 |
0.1%
|
|
| Sysmiss | 8 |