condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.08056066666666667 0.0 0.241682 12 h after light 0.026474166666666663 0.0 0.0794225 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0