condition	mean	min	max
4 h after light	8.73843	7.64975	9.82711
8 h after light	8.367935	7.42847	9.3074
12 h after light	7.5786999999999995	7.26249	7.89491
4 h after dark	11.8835	10.753	13.4038
8 h after dark	12.084733333333332	11.6395	12.7851
12 h after dark	10.505123333333334	9.10877	12.7659