condition	mean	min	max
4 h after light	6.56786	1.90417	10.587
8 h after light	3.7578153333333333	0.658956	6.58584
12 h after light	3.65489	2.77438	5.24439
4 h after dark	5.05587	4.07453	5.55521
8 h after dark	4.042736666666666	2.23435	5.39939
12 h after dark	11.122126666666666	7.79218	14.135