| Scuba diver | 0.002% |
| Car driver | 0.022% |
| Logger | 0.122% |
| High-altitude mountaineer | 4.3% |
| Astronaut | 7.5% |
| German U-boat sailor | 63% |
| Scuba diver | 0.002% |
| Car driver | 0.022% |
| Logger | 0.122% |
| High-altitude mountaineer | 4.3% |
| Astronaut | 7.5% |
| German U-boat sailor | 63% |
© mathew 2017