| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1852 |
65.1%
|
| 2 | Desirable | 788 |
27.7%
|
| 3 | Neither | 175 |
6.2%
|
| 8 | Do not know | 28 |
1%
|
| Sysmiss | 7 |