condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.08743266666666666 0.0 0.262298 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.090077 0.0 0.270231