| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1682 |
53.3%
|
| 2 | Desirable | 1278 |
40.5%
|
| 3 | Neither | 192 |
6.1%
|
| 8 | Do not know | 6 |
0.2%
|
| Sysmiss | 6 |