condition	mean	min	max
0 h after light	0.3405835	0.136428	0.544739
4 h after light	6.973565	6.17645	7.77068
8 h after light	14.696100000000001	14.2818	15.1104
4 h after dark	8.913985	7.8913	9.93667
8 h after dark	6.739035	5.63325	7.84482
12 h after dark	1.5388405	0.816011	2.26167