| Value | Category | Cases | |
|---|---|---|---|
| 0 | 42 |
4.6%
|
|
| 1 | 306 |
33.3%
|
|
| 2 | 319 |
34.7%
|
|
| 3 | 171 |
18.6%
|
|
| 4 | 60 |
6.5%
|
|
| 5 | 16 |
1.7%
|
|
| 6 | 5 |
0.5%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 139 |