condition mean min max 4 h after light 144.366405 93.539783 195.193027 8 h after light 182.0483955 161.155134 202.941657 12 h after light 239.4942645 220.335485 258.653044 4 h after dark 363.28567699999996 306.920794 419.65056 8 h after dark 383.253196 312.837037 453.669355 12 h after dark 345.862788 345.862788 345.862788