condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.03314753333333333 0.0 0.0994426 9 h after light 0.0 0.0 0.0 12 h after light 0.02514746666666667 0.0 0.0754424 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.046583000000000006 0.0 0.139749 12 h after dark 0.11332333333333333 0.0 0.33997