condition	mean	min	max
4 h after light	2.78956	2.49033	3.08879
8 h after light	1.73293	1.28906	2.1768
12 h after light	2.87377	2.63307	3.11447
4 h after dark	2.96299	2.30635	3.61963
8 h after dark	6.817335	5.8544	7.78027
12 h after dark	3.7809550000000005	3.42953	4.13238