| Value | Category |
|---|---|
| 1 | 1 = Did not give any payments |
| 2 | 2 = As a token of gratitude |
| 3 | 3 = It's a custom |
| 4 | 4 = I had to |
| 5 | 5 = To accelerate provision of medical services |
| 6 | 6 = To make medical personnel be more attentive |
| 7 | 7 =To buy better quality medications |
| 8 | 8 = To build good relations with the doctor in order to get good treatment in the future |
| 9 | 9 = To get high level medical services |
| Sysmiss |