condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.014205166666666666 0.0 0.0426155 4 h after dark 0.0 0.0 0.0 8 h after dark 0.015704366666666667 0.0 0.0471131 12 h after dark 0.0 0.0 0.0