| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
5.6%
|
|
| 1 | 413 |
67.7%
|
|
| 2 | 116 |
19%
|
|
| 3 | 41 |
6.7%
|
|
| 6 | 3 |
0.5%
|
|
| 7 | 3 |
0.5%
|
|
| Sysmiss | 5091 |