| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2090 |
73.5%
|
| 2 | Desirable | 633 |
22.3%
|
| 3 | Neither | 108 |
3.8%
|
| 8 | Do not know | 12 |
0.4%
|
| Sysmiss | 7 |