condition	mean	min	max
4 h after light	4.969876666666667	4.86786	5.16108
8 h after light	4.829566666666667	4.7035800000000005	4.97328
12 h after light	4.802696666666667	4.6653400000000005	5.02729
4 h after dark	4.91375	4.80854	5.07331
8 h after dark	4.89726	4.78466	4.97435
12 h after dark	4.87714	4.77011	4.96581