| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2871 |
66.3%
|
|
| 1 | 163 |
3.8%
|
|
| 2 | 135 |
3.1%
|
|
| 3 | 105 |
2.4%
|
|
| 4 | 42 |
1%
|
|
| 5 | 45 |
1%
|
|
| 6 | 43 |
1%
|
|
| 7 | 241 |
5.6%
|
|
| 77 | Don't know or Don't work in a closed area | 683 |
15.8%
|
| Sysmiss | 42 |