condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.37205333333333335 0.0 1.11616 12 h after light 0.0 0.0 0.0 3 h after dark 0.26087333333333335 0.0 0.78262 6 h after dark 0.272679 0.0 0.818037 9 h after dark 0.0 0.0 0.0 12 h after dark 0.26956233333333335 0.0 0.808687