condition	mean	min	max
4 h after light	3.3839449999999998	3.12265	3.64524
8 h after light	6.510955	5.58084	7.44107
12 h after light	6.977045	5.99801	7.95608
4 h after dark	9.75277	8.70274	10.8028
8 h after dark	8.83746	8.83691	8.83801
12 h after dark	6.39742	5.79994	6.9949