| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1147 |
40.3%
|
| 2 | Desirable | 1246 |
43.8%
|
| 3 | Neither | 439 |
15.4%
|
| 8 | Do not know | 11 |
0.4%
|
| Sysmiss | 7 |