| T1 | T2 | T3 | T4 | T5 |
Week 1 | 0.98a | 0.98a | 0.98a | 0.98a | 0.98a |
Week 2 | 1.13a | 1.13a | 1.3a | 1.13a | 1.13a |
Week 3 | 1.26a | 1.26a | 1.26a | 1.26a | 1.26a |
Week4 | 1.48a | 1.48a | 1.479b | 1.479bc | 1.48a |
Week 5 | 1.57a | 1.57a | 1.56b | 1.56bc | 1.65d |