| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 358 |
11.3%
|
| 2 | Desirable | 2014 |
63.7%
|
| 3 | Neither | 744 |
23.5%
|
| 8 | Do not know | 44 |
1.4%
|
| Sysmiss | 4 |