| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
6.6%
|
|
| 1 | 147 |
80.3%
|
|
| 2 | 22 |
12%
|
|
| 3 | 1 |
0.5%
|
|
| 6 | 1 |
0.5%
|
|
| Sysmiss | 5519 |