| Waiting time (in minutes) | Frequency (n = 152) | Percentage (%) |
| 0 - 30 | 64 | 42 |
| 31 - 60 | 30 | 19 |
| 61 - 90 | 3 | 2 |
| 91 - 120 | 18 | 12 |
| 121 - 150 | 1 | 1 |
| 151 - 180 | 7 | 5 |
| Above 180 | 29 | 19 |