| Value | Category | Cases | |
|---|---|---|---|
| 0 | 258 |
44.2%
|
|
| 1 | 129 |
22.1%
|
|
| 2 | 103 |
17.6%
|
|
| 3 | 29 |
5%
|
|
| 4 | 10 |
1.7%
|
|
| 5 | 18 |
3.1%
|
|
| 6 | 20 |
3.4%
|
|
| 7 | 17 |
2.9%
|
|
| Sysmiss | 1 |