condition	mean	min	max
4 h after light	15.892947	15.424607	16.361287
8 h after light	24.093823999999998	23.183744	25.003904
12 h after light	17.151381	13.98912	20.313642
4 h after dark	43.321020499999996	26.455564	60.186477
8 h after dark	34.1637025	22.47116	45.856245
12 h after dark	22.770924	22.770924	22.770924