| Value | Category | Cases | |
|---|---|---|---|
| 0 | 167 |
25.3%
|
|
| 1 | 14 |
2.1%
|
|
| 2 | 28 |
4.2%
|
|
| 3 | 44 |
6.7%
|
|
| 4 | 43 |
6.5%
|
|
| 5 | 64 |
9.7%
|
|
| 6 | 43 |
6.5%
|
|
| 7 | 257 |
38.9%
|
|
| Sysmiss | 1 |