condition	mean	min	max
4 h after light	3.2205726666666665	3.156733	3.294828
8 h after light	2.3684890000000003	1.48758	2.8226240000000002
12 h after light	1.566263	1.4593129999999999	1.6909889999999999
16 h after light	3.1616443333333333	2.611053	3.7478559999999996
4 h after dark	2.8484386666666666	2.4283099999999997	3.081281
8 h after dark	1.6900279999999999	1.607267	1.7465