condition mean min max 0 h after light 0.0094868 0.0 0.0189736 2 h after light 0.00989375 0.0 0.0197875 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.009864 0.0 0.019728 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0094068 0.0 0.0188136