| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1900 |
65.9%
|
| 2 | Desirable | 845 |
29.3%
|
| 3 | Neither | 128 |
4.4%
|
| 8 | (Do not know) | 9 |
0.3%
|
| Sysmiss | 22 |