condition	mean	min	max
4 h after light	2.8538099999999997	2.8279419999999997	2.900224
8 h after light	2.1795893333333334	1.485847	2.569118
12 h after light	1.4506716666666668	1.383084	1.557061
16 h after light	2.8427326666666666	2.368036	3.397914
4 h after dark	2.422204333333333	2.199385	2.687136
8 h after dark	1.529183	1.463799	1.598355