condition	mean	min	max
4 h after light	844.6	844.6	844.6
8 h after light	797.8	794.6	801.0
12 h after light	874.15	793.0	955.3
4 h after dark	802.4	784.0	820.8
8 h after dark	760.8	640.3	881.3
12 h after dark	723.3	715.7	730.9