condition	mean	min	max
4 h after light	14.98245	13.4105	16.5544
8 h after light	12.3903	11.6891	13.0915
12 h after light	12.05905	11.3018	12.8163
4 h after dark	21.348766666666666	21.1096	21.5405
8 h after dark	19.7861	18.3042	20.5785
12 h after dark	16.5971	15.8615	17.457