| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
1.2%
|
|
| 1 | 157 |
27.6%
|
|
| 2 | 205 |
36.1%
|
|
| 3 | 86 |
15.1%
|
|
| 4 | 36 |
6.3%
|
|
| 5 | 55 |
9.7%
|
|
| 6 | 21 |
3.7%
|
|
| 8 | 1 |
0.2%
|
|
| Sysmiss | 706 |