condition mean min max 3 h after light 30.1515 28.6676 32.5104 6 h after light 23.191933333333335 20.5199 25.5913 9 h after light 28.326433333333334 26.1491 29.9758 12 h after light 36.411699999999996 33.9306 40.0299 3 h after dark 38.3874 34.7522 42.9391 6 h after dark 31.578966666666666 27.4077 34.1756 9 h after dark 26.541866666666667 20.5298 31.3964 12 h after dark 28.237099999999998 26.1771 30.2971