condition	mean	min	max
4 h after light	24.23675	21.336957	27.136543
8 h after light	23.4132375	19.382327	27.444148
12 h after light	20.874541	19.486087	22.262995
4 h after dark	19.6058225	16.949923	22.261722
8 h after dark	14.920504999999999	12.523151	17.317859
12 h after dark	27.719629	27.719629	27.719629