condition mean min max 3 h after light 0.039914 0.0 0.119742 6 h after light 0.036122999999999995 0.0 0.108369 9 h after light 0.03957666666666667 0.0 0.11873 12 h after light 0.08381575 0.0 0.335263 3 h after dark 0.21610366666666667 0.155103 0.24661 6 h after dark 0.316936 0.106523 0.491424 9 h after dark 0.5856279666666667 0.0905819 1.34751 12 h after dark 0.10859274999999999 0.0950775 0.122108