condition	mean	min	max
4 h after light	529.8	529.8	529.8
8 h after light	568.2	502.1	634.3
12 h after light	659.0	657.7	660.3
4 h after dark	941.3	682.3	1200.3
8 h after dark	679.55	483.5	875.6
12 h after dark	530.0	451.4	608.6