condition	mean	min	max
4 h after light	23.04705	22.4742	23.6199
8 h after light	19.512349999999998	18.4595	20.5652
12 h after light	19.96555	19.4036	20.5275
4 h after dark	22.011	20.4407	23.5801
8 h after dark	24.058533333333333	21.4121	26.5471
12 h after dark	24.376466666666666	23.2999	25.4351