condition	mean	min	max
0 h after light	1.887715	1.65953	2.1159
4 h after light	2.54125	2.00807	3.07443
8 h after light	2.75741	2.38038	3.13444
4 h after dark	2.1898999999999997	2.14847	2.23133
8 h after dark	2.94895	2.45165	3.44625
12 h after dark	2.16083	2.13704	2.18462