| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2075 |
72.9%
|
| 2 | Desirable | 667 |
23.4%
|
| 3 | Neither | 98 |
3.4%
|
| 8 | Do not know | 5 |
0.2%
|
| Sysmiss | 5 |