condition	mean	min	max
4 h after light	3.669827333333333	3.5141169999999997	3.910597
8 h after light	2.5332903333333334	1.6536490000000001	2.977703
12 h after light	1.7401083333333334	1.535981	1.9245299999999999
16 h after light	3.520776666666667	2.94673	4.141830000000001
4 h after dark	2.9054096666666664	2.634513	3.3987529999999997
8 h after dark	1.845346	1.728486	1.9400369999999998