condition	mean	min	max
4 h after light	240.5	240.5	240.5
8 h after light	235.35	203.7	267.0
12 h after light	256.4	246.1	266.7
4 h after dark	293.6	154.3	432.9
8 h after dark	241.5	217.2	265.8
12 h after dark	221.9	193.4	250.4