| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
7.6%
|
|
| 1 | 68 |
73.9%
|
|
| 2 | 12 |
13%
|
|
| 3 | 1 |
1.1%
|
|
| 4 | 3 |
3.3%
|
|
| 5 | 1 |
1.1%
|
|
| Sysmiss | 9619 |