| Value | Category | Cases | |
|---|---|---|---|
| 0 | 178 |
77.7%
|
|
| 1 | 34 |
14.8%
|
|
| 2 | 7 |
3.1%
|
|
| 3 | 4 |
1.7%
|
|
| 4 | 1 |
0.4%
|
|
| 5 | 1 |
0.4%
|
|
| 8 | 1 |
0.4%
|
|
| 9 | 1 |
0.4%
|
|
| 13 | 1 |
0.4%
|
|
| 15 | 1 |
0.4%
|
|
| Sysmiss | 2 |