| Value | Category | Cases | |
|---|---|---|---|
| 1 | a. No | 21305 |
88.9%
|
| 2 | b. Yes | 1457 |
6.1%
|
| 3 | c. Don't know | 1174 |
4.9%
|
| 4 | d. Refuse to answer | 18 |
0.1%
|