| Value | Category | Cases | |
|---|---|---|---|
| 0 | 408 |
61.5%
|
|
| 1 | 21 |
3.2%
|
|
| 2 | 65 |
9.8%
|
|
| 3 | 49 |
7.4%
|
|
| 4 | 14 |
2.1%
|
|
| 5 | 15 |
2.3%
|
|
| 6 | 3 |
0.5%
|
|
| 7 | 88 |
13.3%
|
|
| Sysmiss | 1 |