| Value | Category | Cases | |
|---|---|---|---|
| 0 | 122 |
18.5%
|
|
| 1 | 158 |
23.9%
|
|
| 2 | 242 |
36.6%
|
|
| 3 | 93 |
14.1%
|
|
| 4 | 33 |
5%
|
|
| 5 | 7 |
1.1%
|
|
| 6 | 5 |
0.8%
|
|
| 7 | 1 |
0.2%
|
|
| Sysmiss | 2 |