condition mean min max 0 h after light 0.13788895 0.0918169 0.183961 4 h after light 0.0452632 0.0 0.0905264 8 h after light 0.046732 0.0 0.093464 4 h after dark 0.04508795 0.0 0.0901759 8 h after dark 0.09080925000000001 0.0904282 0.0911903 12 h after dark 0.09069495 0.0896963 0.0916936