| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only one | 2560 |
3%
|
| 2 | 2-4 | 7393 |
8.7%
|
| 3 | 5-9 | 3662 |
4.3%
|
| 4 | 10-19 | 2095 |
2.5%
|
| 5 | 20+ | 7764 |
9.2%
|
| Sysmiss | 61074 |