condition	mean	min	max
4 h after light	1407.2	1407.2	1407.2
8 h after light	1528.25	1293.4	1763.1
12 h after light	943.75	922.5	965.0
4 h after dark	933.45	919.5	947.4
8 h after dark	939.75	802.2	1077.3
12 h after dark	930.4	908.8	952.0