condition	mean	min	max
4 h after light	199.5	199.5	199.5
8 h after light	202.6	201.2	204.0
12 h after light	180.05	132.9	227.2
4 h after dark	158.0	135.3	180.7
8 h after dark	174.75	157.5	192.0
12 h after dark	163.95	134.8	193.1