condition mean min max 3 h after light 0.31251566666666664 0.0 0.493119 6 h after light 0.967761 0.828143 1.04907 9 h after light 0.96735 0.0 1.79097 12 h after light 0.883491 0.378688 1.7244 3 h after dark 2.61496 2.60244 2.62408 6 h after dark 4.07116 3.8607 4.48035 9 h after dark 2.7711699999999997 2.45713 3.07793 12 h after dark 1.3804633333333334 0.44994 1.8982