| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2845 |
90.1%
|
|
| 1 | 254 |
8%
|
|
| 2 | 45 |
1.4%
|
|
| 3 | 10 |
0.3%
|
|
| 4 | 1 |
0%
|
|
| 6 | 1 |
0%
|
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Refused to answer | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | 1301 |