| Value | Category | Cases | |
|---|---|---|---|
| 0 | 159 |
69.1%
|
|
| 1 | 24 |
10.4%
|
|
| 2 | 28 |
12.2%
|
|
| 3 | 11 |
4.8%
|
|
| 4 | 5 |
2.2%
|
|
| 5 | 1 |
0.4%
|
|
| 6 | 1 |
0.4%
|
|
| 8 | 1 |
0.4%
|
|
| Sysmiss | 1 |