| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2034 |
70.5%
|
| 2 | Desirable | 748 |
25.9%
|
| 3 | Neither | 86 |
3%
|
| 8 | (Do not know) | 17 |
0.6%
|
| Sysmiss | 19 |