condition	mean	min	max
4 h after light	0.9953125	0.750115	1.24051
8 h after light	1.245935	1.04004	1.45183
12 h after light	2.028485	1.81438	2.24259
4 h after dark	2.992235	2.63255	3.35192
8 h after dark	1.491965	1.37269	1.61124
12 h after dark	1.485125	1.22764	1.74261