| Value | Category | Cases | |
|---|---|---|---|
| 0 | 311 |
32.6%
|
|
| 1 | 103 |
10.8%
|
|
| 2 | 47 |
4.9%
|
|
| 3 | 72 |
7.5%
|
|
| 4 | 45 |
4.7%
|
|
| 5 | 39 |
4.1%
|
|
| 6 | 21 |
2.2%
|
|
| 7 | 317 |
33.2%
|
|
| Sysmiss | 922 |