| Value | Category | Cases | |
|---|---|---|---|
| 0 | 139 |
38%
|
|
| 1 | 167 |
45.6%
|
|
| 2 | 36 |
9.8%
|
|
| 3 | 13 |
3.6%
|
|
| 4 | 6 |
1.6%
|
|
| 5 | 4 |
1.1%
|
|
| 7 | 1 |
0.3%
|
|
| Sysmiss | 11 |