condition	mean	min	max
0 h after light	0.940841	0.852912	1.02877
4 h after light	0.9502055	0.361461	1.53895
8 h after light	0.832889	0.577778	1.088
4 h after dark	2.3388	2.27359	2.40401
8 h after dark	1.63125	1.58547	1.67703
12 h after dark	0.8710125	0.425125	1.3169