condition	mean	min	max
4 h after light	2.66622	2.57802	2.75442
8 h after light	2.24224	2.08919	2.39529
12 h after light	2.5838349999999997	2.46147	2.7062
4 h after dark	1.73517	1.66254	1.8078
8 h after dark	2.1950700000000003	2.02355	2.36659
12 h after dark	2.6618500000000003	2.4563	2.8674