condition	mean	min	max
4 h after light	5.50733	1.37976	10.423
8 h after light	4.815793333333333	1.51656	8.15735
12 h after light	5.76175	3.95711	9.03902
4 h after dark	7.7985500000000005	4.82191	11.4753
8 h after dark	5.2856000000000005	3.40186	8.89859
12 h after dark	5.5810233333333334	1.38989	9.11567