condition	mean	min	max
4 h after light	1.5951149999999998	1.3487	1.84153
8 h after light	0.754256	0.461812	1.0467
12 h after light	0.6645035	0.287747	1.04126
4 h after dark	0.9132965	0.90332	0.923273
8 h after dark	1.079352	0.866464	1.29224
12 h after dark	1.394725	1.12253	1.66692