condition mean min max 3 h after light 1.2181463333333333 0.704206 1.9758 6 h after light 0.5472779999999999 0.286102 0.798916 9 h after light 0.6342369999999999 0.212555 1.21997 12 h after light 0.5367055000000001 0.199173 1.11549 3 h after dark 0.11550366666666667 0.0 0.24414 6 h after dark 0.629428 0.486525 0.703072 9 h after dark 0.9253346666666667 0.717431 1.11173 12 h after dark 0.9720504999999999 0.815791 1.12831