condition	mean	min	max
4 h after light	197.1	197.1	197.1
8 h after light	125.2	117.0	133.4
12 h after light	134.55	134.5	134.6
4 h after dark	137.45	127.9	147.0
8 h after dark	163.45	151.6	175.3
12 h after dark	173.2	172.4	174.0