condition	mean	min	max
4 h after light	5.39279	5.28264	5.46672
8 h after light	5.586226666666667	5.4179900000000005	5.7030400000000006
12 h after light	5.46136	5.3791400000000005	5.5517199999999995
4 h after dark	5.434783333333333	5.40024	5.5023599999999995
8 h after dark	5.338316666666667	5.19595	5.4397199999999994
12 h after dark	5.471716666666667	5.43077	5.50645