| Value | Category | Cases | |
|---|---|---|---|
| 0 | 165 |
31.5%
|
|
| 1 | 28 |
5.4%
|
|
| 2 | 14 |
2.7%
|
|
| 3 | 15 |
2.9%
|
|
| 4 | 13 |
2.5%
|
|
| 5 | 277 |
53%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 10 |
1.9%
|
|
| Sysmiss | 2393 |