| Value | Category | Cases | |
|---|---|---|---|
| 1 | too expensive | 277 |
23.9%
|
| 2 | tedious (time censoring / complicated) | 310 |
26.7%
|
| 3 | useless | 310 |
26.7%
|
| 4 | other | 264 |
22.7%
|
| Sysmiss | 3797 |