| Value | Category | Cases | |
|---|---|---|---|
| 0 | 842 |
68.8%
|
|
| 1 | 318 |
26%
|
|
| 2 | 55 |
4.5%
|
|
| 3 | 2 |
0.2%
|
|
| 4 | 3 |
0.2%
|
|
| 9 | 1 |
0.1%
|
|
| 13 | 1 |
0.1%
|
|
| 27 | 1 |
0.1%
|
|
| Sysmiss | 4908 |