| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refuse to answer | 0 |
0%
|
| -88 | No answer | 0 |
0%
|
| -77 | Not applicable | 203 |
81.2%
|
| -66 | Don't know | 0 |
0%
|
| 1 | Product | 0 |
0%
|
| 2 | Service | 47 |
18.8%
|