| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1619 |
51.3%
|
| 2 | Desirable | 1316 |
41.7%
|
| 3 | Neither | 216 |
6.8%
|
| 8 | Do not know | 7 |
0.2%
|
| Sysmiss | 6 |