condition	mean	min	max
4 h after light	0.5502305000000001	0.518817	0.581644
8 h after light	0.4039025	0.354533	0.453272
12 h after light	0.610498	0.477324	0.743672
4 h after dark	0.5180173333333333	0.466547	0.587732
8 h after dark	0.5589786666666666	0.363205	0.691891
12 h after dark	0.6146066666666666	0.555484	0.718927