| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2066 |
71.7%
|
| 2 | Desirable | 734 |
25.5%
|
| 3 | Neither | 75 |
2.6%
|
| 8 | (Do not know) | 5 |
0.2%
|
| Sysmiss | 24 |