condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0470429 0.0 0.0940858 4 h after light 0.0205365 0.0 0.041073 8 h after light 0.1081825 0.0 0.216365 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