condition	mean	min	max
4 h after light	190.1	190.1	190.1
8 h after light	180.55	150.3	210.8
12 h after light	283.4	199.7	367.1
4 h after dark	477.25	361.0	593.5
8 h after dark	637.65	599.3	676.0
12 h after dark	510.15	468.5	551.8