condition mean min max 0 h after light 58.038799999999995 55.1575 60.9201 4 h after light 46.78975 46.7345 46.845 8 h after light 76.2492 75.0628 77.4356 4 h after dark 68.1029 65.3912 70.8146 8 h after dark 69.42365 69.2049 69.6424 12 h after dark 50.531499999999994 47.4404 53.6226