condition	mean	min	max
0 h after light	3.903955	3.42795	4.37996
4 h after light	2.274075	1.6194	2.92875
8 h after light	1.445345	1.21874	1.67195
4 h after dark	1.48242	1.07542	1.88942
8 h after dark	0.474085	0.404411	0.543759
12 h after dark	0.4739485	0.401137	0.54676