| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always know | 22407 |
63.7%
|
| 2 | Sometimes know | 4812 |
13.7%
|
| 3 | Never know | 928 |
2.6%
|
| 5 | Missing | 3 |
0%
|
| 8 | Dont know | 1 |
0%
|
| 9 | Not Applicable | 7038 |
20%
|