condition	mean	min	max
4 h after light	2.14577	1.84365	2.44789
8 h after light	3.037655	2.93908	3.13623
12 h after light	3.5322699999999996	3.32908	3.73546
4 h after dark	4.057855	3.88145	4.23426
8 h after dark	3.60821	3.52226	3.69416
12 h after dark	3.06367	2.96992	3.15742