condition	mean	min	max
4 h after light	72.48445000000001	69.8576	75.1113
8 h after light	67.44735	66.4702	68.4245
12 h after light	60.70635	59.5172	61.8955
4 h after dark	49.3996	46.2858	52.5134
8 h after dark	53.158	53.0346	53.2814
12 h after dark	60.46555	56.9791	63.952