condition	mean	min	max
4 h after light	142.7	142.7	142.7
8 h after light	183.9	179.0	188.8
12 h after light	193.55	180.8	206.3
4 h after dark	178.05	153.6	202.5
8 h after dark	115.8	104.1	127.5
12 h after dark	145.7	140.7	150.7