| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 2519 |
87.6%
|
| 2 | Desirable | 299 |
10.4%
|
| 3 | Neither | 52 |
1.8%
|
| 8 | (Do not know) | 7 |
0.2%
|
| Sysmiss | 27 |