Have you ever hallucinated while not under the influence of anything?
Did you ever hallucinate while being completely alcohol-free, drug-free and not while fatigued, sleep-deprived or otherwise ill?
| Once. | 2 | |
| A small, countable number of times, but no more. | 3 | |
| Numerous times, I've lost count, it doesn't happen anymore. | 2 | |
| A small number of times and this still continues. | 1 | |
| Numerous times and this continues. | 1 | |
| Never. | 7 |