condition	mean	min	max
4 h after light	235.001	226.042	243.96
8 h after light	244.333	243.761	244.905
12 h after light	190.534	188.599	192.469
4 h after dark	278.908	270.201	287.615
8 h after dark	249.7155	245.26	254.171
12 h after dark	255.49450000000002	250.598	260.391