| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 46 |
10.5%
|
| 2 | 1-2 | 69 |
15.7%
|
| 3 | 3-10 | 271 |
61.6%
|
| 4 | 11-20 | 51 |
11.6%
|
| 5 | >20 | 3 |
0.7%
|
| 8 | Unknown | 0 |
0%
|
| 9 | Missing | 5 | |
| Sysmiss | 12 |