condition	mean	min	max
4 h after light	2.83448	1.63227	3.56039
8 h after light	2.339279	0.607817	3.50635
12 h after light	3.28634	1.87686	5.15726
4 h after dark	3.4515366666666667	2.55351	4.70813
8 h after dark	3.407173333333333	2.55784	4.41107
12 h after dark	2.77046	2.38947	3.25332