condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.054633 0.0 0.109266 12 h after light 0.0 0.0 0.0 2 h after dark 0.1136765 0.108925 0.118428 4 h after dark 0.0 0.0 0.0 8 h after dark 0.057381 0.0 0.114762 12 h after dark 0.0 0.0 0.0