condition	mean	min	max
4 h after light	5.551115	3.29768	7.80455
8 h after light	4.893445	4.86062	4.92627
12 h after light	3.072615	2.35132	3.79391
4 h after dark	2.36447	1.69081	3.07727
8 h after dark	4.268376666666667	4.09636	4.3885
12 h after dark	4.0593200000000005	3.47464	4.472