condition	mean	min	max
4 h after light	11.989915	9.65423	14.3256
8 h after light	15.969449999999998	15.472	16.4669
12 h after light	26.996450000000003	26.9462	27.0467
4 h after dark	31.4948	28.879	33.841
8 h after dark	26.950966666666666	23.7529	30.5335
12 h after dark	15.2894	14.8993	15.9578