| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3776 |
84.9%
|
|
| 1 | 244 |
5.5%
|
|
| 2 | 316 |
7.1%
|
|
| 3 | 93 |
2.1%
|
|
| 4 | 10 |
0.2%
|
|
| 5 | 8 |
0.2%
|
|
| 7 | 2 |
0%
|
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Refused to answer | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | 8 |