| Groups | Different sessions | |
| % | number | |
| PC-YC | 91.0% | 11/12 |
| YG1-YC, YG2-YC, PG1-YC | 83.3% | 10/12 |
| PG2-PC | 75.0% | 9/12 |
| PG2-YC | 66.7% | 8/12 |
| PG1-YG1 | 59.1% | 26/44 |
| PC-YG2 | 58.3% | 7/12 |
| PG2-YG2 | 57.1% | 16/28 |
| YG1-YG2 | 56.3% | 18/32 |
| PG1-PG2 | 53.6% | 15/28 |
| PG1-PC, YG1-PC | 50.0% | 6/12 |
| PG1-YG2 | 46.9% | 5/32 |
| PG2-YG1 | 46.4% | 13/28 |