condition	mean	min	max
4 h after light	9.364189999999999	9.25382	9.464189999999999
8 h after light	9.731896666666668	9.44851	9.970930000000001
12 h after light	10.227733333333333	10.01998	10.5011
4 h after dark	9.781016666666666	9.5128	10.06506
8 h after dark	9.75459	9.54798	10.13205
12 h after dark	9.21072	8.64035	9.56954