| 1 | 2 | 3 | 4 | 5 | 6 |
choice | seminars | presentation | group discussion | debate | self-study | other means (Open) |
Times | 14 | 12 | 15 | 8 | 5 | 1 (coaching) |
% | 70% | 60% | 75% | 40% | 25% | 5% |