condition	mean	min	max
0 h after light	1.9196049999999998	1.63689	2.20232
4 h after light	2.58303	2.45154	2.71452
8 h after light	1.673555	1.55482	1.79229
4 h after dark	3.076825	2.68625	3.4674
8 h after dark	5.201225	4.75783	5.64462
12 h after dark	2.451855	2.09294	2.81077