| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1807 |
62.7%
|
| 2 | Desirable | 845 |
29.3%
|
| 3 | Neither | 217 |
7.5%
|
| 8 | (Do not know) | 11 |
0.4%
|
| Sysmiss | 24 |