condition	mean	min	max
4 h after light	3.944565	3.70498	4.18415
8 h after light	4.15631	3.99825	4.31437
12 h after light	3.6621550000000003	3.56997	3.75434
4 h after dark	5.067473333333333	4.24649	6.08903
8 h after dark	4.656103333333333	4.32843	4.93228
12 h after dark	4.96665	4.40766	5.9533