| Num of Trainees | Responses | |
| Frequency | % | |
| 0 | 149 | 19.8 |
| 1 | 109 | 14.5 |
| 2 - 3 | 385 | 51.3 |
| 4 - 6 | 80 | 10.7 |
| >6 | 28 | 3.7 |
| Total | 751 | 100.0 |