| < 6 months: | 28.9% |
| 1-2 years: | 18.4% |
| 2-5 years: | 18.4% |
| 6-12 months: | 15.8% |
| > 5 years: | 10.5% |
| < 1 times: | 36.8% |
| 1 times: | 18.4% |
| > 10 times: | 15.8% |
| 3-5 times: | 10.5% |
| 2 times: | 7.9% |
| 5-10 min: | 21.1% |
| 2-5 min: | 18.4% |
| 1-2 min: | 15.8% |
| 10-30 min: | 13.2% |
| > 30 min: | 10.5% |
| < 5 min: | 28.9% |
| 5-15 min: | 26.3% |
| 15-30 min: | 13.2% |
| > 5 hours: | 10.5% |
| 2-5 hours: | 7.9% |