| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 19 |
0.4%
|
| 2 | 1 to 9 | 40 |
0.9%
|
| 3 | 10 to 19 | 70 |
1.6%
|
| 4 | 20 to 27 | 503 |
11.2%
|
| 5 | 28 or more | 3854 |
85.8%
|
| 7 | 5 |
0.1%
|
|
| 77 | don’t know | 0 |
0%
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 9 |