condition	mean	min	max
0 h after light	1.8587150000000001	1.76896	1.94847
4 h after light	1.41989	1.35077	1.48901
8 h after light	1.254095	1.14458	1.36361
4 h after dark	1.25861	1.10633	1.41089
8 h after dark	1.8964750000000001	1.78399	2.00896
12 h after dark	1.60873	1.60605	1.61141