condition	mean	min	max
4 h after light	496.246	420.314	572.178
8 h after light	430.2675	419.152	441.383
12 h after light	399.83349999999996	383.762	415.905
4 h after dark	584.8516666666667	539.107	648.218
8 h after dark	797.03	730.712	831.73
12 h after dark	559.1593333333333	539.841	589.953