condition	mean	min	max
4 h after light	55.257850000000005	52.8106	57.7051
8 h after light	47.514700000000005	45.5373	49.4921
12 h after light	39.7501	35.0809	44.4193
4 h after dark	33.0112	32.0154	33.8256
8 h after dark	32.97476666666667	31.4757	34.7586
12 h after dark	44.2027	42.395	46.5389