Cu | S1 | S2 | S3 | S4 |
F1 | 0.1 | 0.5 | 0.6 | 0.8 |
F2 | 1.3 | 2.1 | 1.4 | 1.7 |
F3 | 4.7 | 3.5 | 2.9 | 2.0 |
F4 | 11.4 | 12.9 | 15.3 | 13.3 |
F5 | 8.4 | 8.2 | 11.6 | 9.8 |
Sum | 25.9 | 27.2 | 31.8 | 27.6 |