condition	mean	min	max
4 h after light	3.4246049999999997	2.91619	3.93302
8 h after light	5.22409	4.86734	5.58084
12 h after light	6.4658549999999995	6.43637	6.49534
4 h after dark	9.796115	8.22873	11.3635
8 h after dark	6.346575	6.09005	6.6031
12 h after dark	5.643549999999999	4.90552	6.38158