| Value | Category | Cases | |
|---|---|---|---|
| 0 | 311 |
53.5%
|
|
| 1 | 47 |
8.1%
|
|
| 2 | 65 |
11.2%
|
|
| 3 | 48 |
8.3%
|
|
| 4 | 26 |
4.5%
|
|
| 5 | 14 |
2.4%
|
|
| 6 | 6 |
1%
|
|
| 7 | 64 |
11%
|
|
| Sysmiss | 11 |