condition	mean	min	max
4 h after light	40.512950000000004	37.6697	43.3562
8 h after light	23.7841	20.1971	27.3711
12 h after light	21.4913	14.2252	28.7574
4 h after dark	19.973733333333335	15.94	26.6938
8 h after dark	49.524499999999996	46.6663	52.4698
12 h after dark	47.51773333333333	45.3117	49.5689