| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 652 |
22.7%
|
| 2 | Desirable | 1436 |
49.9%
|
| 3 | Neither | 733 |
25.5%
|
| 8 | (Do not know) | 55 |
1.9%
|
| Sysmiss | 28 |