condition	mean	min	max
0 h after light	25.95275	24.3933	27.5122
4 h after light	16.56195	15.1442	17.9797
8 h after light	19.2486	19.0997	19.3975
4 h after dark	24.48235	23.5005	25.4642
8 h after dark	23.82175	23.7739	23.8696
12 h after dark	22.18955	20.9041	23.475