condition mean min max 1 h after light 8.147007834 7.122626007 9.171389661000001 3 h after light 18.398648036666668 16.34034734 21.82423524 5 h after light 18.54088779 15.86625336 23.77663794 7 h after light 16.101007486333334 8.777859879 25.96336461 9 h after light 15.949803183333334 13.28388316 19.54661265 11 h after light 13.89177482 11.78208077 17.44402483 13 h after light 15.60049846 13.47010717 17.52105737 15 h after light 14.428806343333333 11.81312813 15.83274764 1 h after dark 17.408189873333335 13.93880849 19.19585975 3 h after dark 21.726989760000002 15.92014063 26.04869209 5 h after dark 16.95767512333333 15.29544235 19.59780682 7 h after dark 18.665976053333335 15.21440304 23.89427486