condition	mean	min	max
4 h after light	5.345940333333333	4.0530230000000005	6.685103999999999
8 h after light	2.2442356666666665	1.4862870000000001	2.6724240000000004
12 h after light	3.2766349999999997	2.432555	4.480714
16 h after light	4.649830333333334	3.6557730000000004	6.495736
4 h after dark	7.042812333333334	6.217308	8.161699
8 h after dark	6.511285333333333	4.26101	8.386399