| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused | 1 |
0%
|
| -98 | Don't Know | 2 |
0.1%
|
| -97 | Not Applicable (did not need to buy medicine) | 2494 |
76.8%
|
| 0 | No | 176 |
5.4%
|
| 1 | Yes | 576 |
17.7%
|