| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1017 |
35.3%
|
| 2 | Desirable | 1407 |
48.9%
|
| 3 | Neither | 436 |
15.1%
|
| 8 | (Do not know) | 18 |
0.6%
|
| Sysmiss | 26 |