| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No, no minimum | 573 |
23.9%
|
| 1 | Yes, should be a minimum | 1697 |
70.7%
|
| 8 | Refused | 4 |
0.2%
|
| 9 | Don't know | 126 |
5.3%
|