| C1 | C2 | C3 | C4 | C5 |
C1 | 1 | 7 | 5 | 5 | 3 |
C2 | 1/7 | 1 | 1/3 | 1/2 | 1/3 |
C3 | 1/5 | 3 | 1 | 3 | 3 |
C4 | 1/5 | 2 | 1/3 | 1 | 1/3 |
C5 | 1/3 | 3 | 1/3 | 3 | 1 |