| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1404 |
49.4%
|
| 2 | Desirable | 1111 |
39.1%
|
| 3 | Neither | 320 |
11.3%
|
| 8 | Do not know | 6 |
0.2%
|
| Sysmiss | 9 |