condition	mean	min	max
4 h after light	49.08095	43.2436	54.9183
8 h after light	26.18795	24.1641	28.2118
12 h after light	15.80275	15.7982	15.8073
4 h after dark	11.7067	11.2059	12.2075
8 h after dark	12.18565	11.3853	12.986
12 h after dark	16.867449999999998	16.4913	17.2436