condition	mean	min	max
4 h after light	2.831705	2.80259	2.86082
8 h after light	3.39817	3.0486	3.74774
12 h after light	2.38328	1.3664	3.40016
4 h after dark	3.7589566666666667	2.57167	5.39942
8 h after dark	3.15127	2.66938	3.81379
12 h after dark	3.2920433333333334	2.82479	3.96282