| Value | Category | Cases | |
|---|---|---|---|
| 0 | < 1 | 10 |
1.5%
|
| 1 | 1 or 2 | 73 |
11%
|
| 2 | 3 or 4 | 62 |
9.3%
|
| 3 | 5 or 6 | 79 |
11.9%
|
| 4 | 7, 8 or 9 | 56 |
8.4%
|
| 5 | 10 to 19 | 90 |
13.5%
|
| 6 | 20 or more | 37 |
5.6%
|
| 7 | No answer / refused | 1 |
0.2%
|
| 8 | Don't know | 5 |
0.8%
|
| 9 | 252 |
37.9%
|
|
| Sysmiss | 470 |