condition	mean	min	max
4 h after light	15.382963	15.062921	15.703005
8 h after light	15.518127	13.885438	17.150816
12 h after light	13.49165	12.264457	14.718843
4 h after dark	15.0262685	13.376882	16.675655
8 h after dark	15.140979999999999	12.997524	17.284436
12 h after dark	13.844453	13.844453	13.844453