| Value | Category | Cases | |
|---|---|---|---|
| 0 | 387 |
25.1%
|
|
| 1 | 929 |
60.2%
|
|
| 2 | 168 |
10.9%
|
|
| 3 | 51 |
3.3%
|
|
| 4 | 7 |
0.5%
|
|
| 5 | 1 |
0.1%
|
|
| 6 | 1 |
0.1%
|
|
| Sysmiss | 247 |