condition	mean	min	max
4 h after light	2.053415	1.71595	2.39088
8 h after light	3.513975	3.24373	3.78422
12 h after light	3.68539	3.55955	3.81123
4 h after dark	4.895156666666667	3.09051	6.08016
8 h after dark	2.6058866666666667	1.04969	3.63151
12 h after dark	3.14082	1.27545	6.03781