condition	mean	min	max
4 h after light	12.094095	9.11869	15.0695
8 h after light	11.268429999999999	9.73246	12.8044
12 h after light	13.70485	12.5739	14.8358
4 h after dark	21.951666666666668	20.51	24.2419
8 h after dark	25.6573	21.6973	30.0459
12 h after dark	14.032033333333333	12.6237	16.4464