| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1956 |
68.8%
|
| 2 | Desirable | 707 |
24.9%
|
| 3 | Neither | 175 |
6.2%
|
| 8 | Do not know | 5 |
0.2%
|
| Sysmiss | 7 |