| Value | Category | Cases | |
|---|---|---|---|
| 0 | 10 |
0.3%
|
|
| 1 | no | 791 |
27.5%
|
| 2 | yes | 1693 |
58.8%
|
| 3 | mor than one | 385 |
13.4%
|
| Sysmiss | 69 |