condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.924766 0.495796 1.75512 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.6029133333333333 0.0 1.80874 6 h after dark 0.957813 0.577835 1.43695 9 h after dark 0.5684566666666667 0.0 0.969847 12 h after dark 0.39762666666666663 0.0 1.19288