| Value | Category | Cases | |
|---|---|---|---|
| 0 | 449 |
68%
|
|
| 1 | 28 |
4.2%
|
|
| 2 | 27 |
4.1%
|
|
| 3 | 53 |
8%
|
|
| 4 | 58 |
8.8%
|
|
| 5 | 24 |
3.6%
|
|
| 6 | 3 |
0.5%
|
|
| 7 | 18 |
2.7%
|
|
| Sysmiss | 1 |