| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 |
5.8%
|
|
| 1 | 94 |
15.1%
|
|
| 2 | 239 |
38.5%
|
|
| 3 | 181 |
29.1%
|
|
| 4 | 55 |
8.9%
|
|
| 5 | 11 |
1.8%
|
|
| 6 | 2 |
0.3%
|
|
| 7 | 2 |
0.3%
|
|
| 8 | 1 |
0.2%
|
|
| Sysmiss | 4 |