condition	mean	min	max
4 h after light	13.509846499999998	12.937577	14.082116
8 h after light	13.994979	13.152178	14.83778
12 h after light	14.533375	13.509846	15.556904
4 h after dark	14.1889945	14.082116	14.295873
8 h after dark	13.7549615	13.427807	14.082116
12 h after dark	17.16829	17.16829	17.16829