condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04203200000000001 0.0 0.126096 12 h after light 0.0 0.0 0.0 4 h after dark 0.051501 0.0 0.154503 8 h after dark 0.03861266666666666 0.0 0.115838 12 h after dark 0.06495466666666667 0.0 0.194864