| Academic Level | Undecided | Good | Extremely good |
| Undergraduate | 11 | 51 | 13 |
| 14.70% | 68.00% | 17.30% | |
| Master | 11 | 123 | 27 |
| 6.80% | 76.40% | 16.80% | |
| Doctorate (Ph.D.) | 12 | 30 | 3 |
| 26.70% | 66.70% | 6.70% | |
| Others | 0 | 2 | 0 |
| 0.00% | 100.00% | 0.00% | |
| Total | 34 | 206 | 43 |
| 12.00% | 72.80% | 15.20% |