| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only one | 2509 |
2.8%
|
| 2 | 2-4 | 7184 |
7.9%
|
| 3 | 5-9 | 3286 |
3.6%
|
| 4 | 10-19 | 1938 |
2.1%
|
| 5 | 20+ | 7749 |
8.5%
|
| Sysmiss | 68172 |