condition	mean	min	max
4 h after light	15.732683	11.54843	19.916936
8 h after light	10.472554500000001	10.312257	10.632852
12 h after light	16.5729215	14.885204	18.260639
4 h after dark	10.5399295	9.003275	12.076584
8 h after dark	13.746400999999999	9.917965	17.574837
12 h after dark	30.425323	30.425323	30.425323