| Value | Category | Cases | |
|---|---|---|---|
| 0 | 312 |
90.2%
|
|
| 1 | 16 |
4.6%
|
|
| 2 | 14 |
4%
|
|
| 3 | 3 |
0.9%
|
|
| 6 | 1 |
0.3%
|
|
| Sysmiss | 2811 |