| Value | Category |
|---|---|
| 1 | I am satisfied with there service/No reason to complain |
| 2 | I do not believe they will respond |
| 3 | I am too busy |
| 4 | I am concerned about possible repercussions |
| 5 | Other |
| 6 | Don't know who to complain to |
| 7 | First encounter with ZRA |
| 777 | N/A |
| 888 | Don't know |
| 999 | No response |