| Value | Category | Cases | |
|---|---|---|---|
| 0 | 485 |
36.9%
|
|
| 1 | 94 |
7.1%
|
|
| 2 | 139 |
10.6%
|
|
| 3 | 148 |
11.2%
|
|
| 4 | 123 |
9.3%
|
|
| 5 | 59 |
4.5%
|
|
| 6 | 18 |
1.4%
|
|
| 7 | 250 |
19%
|
|
| Sysmiss | 2 |