condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.1425465 0.0 0.285093 4 h after light 0.0 0.0 0.0 8 h after light 0.1469515 0.0 0.293903 12 h after light 0.0 0.0 0.0 2 h after dark 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 0.0 0.0 0.0