condition	mean	min	max
4 h after light	2.430645	2.39563	2.46566
8 h after light	1.8189899999999999	1.55516	2.08282
12 h after light	2.0635000000000003	1.99208	2.13492
4 h after dark	2.4278500000000003	2.08883	2.76687
8 h after dark	2.7633850000000004	2.61188	2.91489
12 h after dark	2.78031	2.77971	2.78091