| Value | Category | Cases | |
|---|---|---|---|
| 0 | 220 |
90.5%
|
|
| 1 | 11 |
4.5%
|
|
| 2 | 8 |
3.3%
|
|
| 3 | 1 |
0.4%
|
|
| 4 | 2 |
0.8%
|
|
| 6 | 1 |
0.4%
|
|
| Sysmiss | 1814 |