| Sl | Lu | S | R | D |
Sl | 1 | 2 | 3 | 5 | 6 |
Lu | 1/2 | 1 | 2 | 3 | 5 |
S | 1/3 | 1/2 | 1 | 2 | 3 |
R | 1/5 | 1/3 | 1/2 | 1 | 2 |
D | 1/6 | 1/5 | 1/3 | 1/2 | 1 |
∑ai | 2.20 | 4.03 | 6.80 | 11.5 | 17 |