condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.05332053333333333 0.0 0.115782 12 h after light 0.11805266666666667 0.0 0.188352 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.5487293333333333 0.0 1.09571