| Value | Category | Cases | |
|---|---|---|---|
| 1 | Essential | 1787 |
62.2%
|
| 2 | Desirable | 939 |
32.7%
|
| 3 | Neither | 140 |
4.9%
|
| 8 | (Do not know) | 9 |
0.3%
|
| Sysmiss | 29 |