condition	mean	min	max
4 h after light	53.75735	53.4383	54.0764
8 h after light	48.9333	48.4964	49.3702
12 h after light	67.31615	64.4073	70.225
4 h after dark	71.48843333333333	70.1956	73.2439
8 h after dark	71.982	70.9254	72.7589
12 h after dark	63.30753333333333	60.4998	65.681