condition	mean	min	max
4 h after light	1.07871	1.01693	1.14049
8 h after light	0.5699865	0.526331	0.613642
12 h after light	0.45240199999999997	0.400033	0.504771
4 h after dark	1.0231723333333334	0.731154	1.53269
8 h after dark	0.590563	0.445287	0.671144
12 h after dark	0.5150976666666667	0.0	1.10428