condition	mean	min	max
4 h after light	20.865949999999998	16.2147	25.5172
8 h after light	22.252299999999998	20.8268	23.6778
12 h after light	22.493000000000002	18.2489	26.7371
4 h after dark	23.225166666666667	21.7344	24.0889
8 h after dark	26.972766666666665	24.4138	30.8058
12 h after dark	19.9235	18.7932	20.5061