condition mean min max 0 h after light 0.1958535 0.0 0.391707 2 h after light 0.0 0.0 0.0 4 h after light 0.1919815 0.0 0.383963 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 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 0.1045315 0.0 0.209063