| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1393 |
44.2%
|
| 2 | Desirable | 1489 |
47.2%
|
| 3 | Neither | 257 |
8.2%
|
| 8 | Do not know | 14 |
0.4%
|
| Sysmiss | 11 |