| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2142 |
75.3%
|
| 2 | Desirable | 628 |
22.1%
|
| 3 | Neither | 65 |
2.3%
|
| 8 | Do not know | 8 |
0.3%
|
| Sysmiss | 7 |