| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 8406 |
63.5%
|
| 2 | 1-4 | 3503 |
26.4%
|
| 3 | 5-9 | 750 |
5.7%
|
| 4 | 10-14 | 225 |
1.7%
|
| 5 | 15-20 | 99 |
0.7%
|
| 6 | > 20 | 71 |
0.5%
|
| 8 | DK | 125 |
0.9%
|
| 9 | Missing | 69 |
0.5%
|
| Sysmiss | 11279 |