| Value | Category | Cases | |
|---|---|---|---|
| 0 | 253 |
38.1%
|
|
| 1 | 36 |
5.4%
|
|
| 2 | 52 |
7.8%
|
|
| 3 | 56 |
8.4%
|
|
| 4 | 29 |
4.4%
|
|
| 5 | 30 |
4.5%
|
|
| 6 | 12 |
1.8%
|
|
| 7 | 196 |
29.5%
|
|
| Sysmiss | 5996 |