| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not important | 578 |
73.6%
|
| 1 | Important | 207 |
26.4%
|
| 2147483622 | Don't know | 0 |
0%
|
| 2147483623 | Refused to respond | 0 |
0%
|
| 2147483647 | Not administered | 0 |
0%
|
| 11 | .Z | 4970 | |
| Sysmiss | 337 |