| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only one | 732 |
3%
|
| 2 | 2-4 | 2177 |
8.8%
|
| 3 | 5-9 | 965 |
3.9%
|
| 4 | 10-19 | 601 |
2.4%
|
| 5 | 20+ | 2226 |
9%
|
| Sysmiss | 18102 |