condition	mean	min	max
4 h after light	3.5100749999999996	2.95121	4.06894
8 h after light	3.539315	3.31339	3.76524
12 h after light	3.4593249999999998	3.19896	3.71969
4 h after dark	4.6763200000000005	4.45799	4.89465
8 h after dark	4.6021	4.34171	4.86249
12 h after dark	4.618625	4.40762	4.82963