| Value | Category | Cases | |
|---|---|---|---|
| 0 | 187 |
16.2%
|
|
| 1 | 398 |
34.5%
|
|
| 2 | 283 |
24.5%
|
|
| 3 | 171 |
14.8%
|
|
| 4 | 27 |
2.3%
|
|
| 5 | 25 |
2.2%
|
|
| 6 | 3 |
0.3%
|
|
| 7 | 59 |
5.1%
|
|
| Sysmiss | 2 |