condition	mean	min	max
4 h after light	3.0142256666666665	2.898726	3.1371
8 h after light	2.482267333333333	2.290377	2.6015580000000003
12 h after light	1.473583	1.3369090000000001	1.6548080000000003
16 h after light	2.948989666666667	2.5488419999999996	3.4052480000000003
4 h after dark	2.4304213333333333	2.154272	2.827321
8 h after dark	1.626841	1.564827	1.715862