| Value | Category | Cases | |
|---|---|---|---|
| 0 | 196 |
48.3%
|
|
| 1 | 156 |
38.4%
|
|
| 2 | 28 |
6.9%
|
|
| 3 | 13 |
3.2%
|
|
| 4 | 6 |
1.5%
|
|
| 5 | 6 |
1.5%
|
|
| 11 | 1 |
0.2%
|
|
| Sysmiss | 803 |