| Value | Category | Cases | |
|---|---|---|---|
| 0 | 189 |
20.5%
|
|
| 1 | 96 |
10.4%
|
|
| 2 | 79 |
8.5%
|
|
| 3 | 87 |
9.4%
|
|
| 4 | 67 |
7.3%
|
|
| 5 | 97 |
10.5%
|
|
| 6 | 61 |
6.6%
|
|
| 7 | 248 |
26.8%
|
|
| Sysmiss | 977 |