3 trainees = 5 day course
2 trainees = 4 day course
1 trainee = 3 day course
3 trainees = 4 day course
2 trainees = 3 day course
1 trainee = 2 day course
Up to 3 trainees = 1 day course
Novice - Up to 3 trainees - 1 day course
Refresher - Up to 3 trainees - 1 day course