condition	mean	min	max
4 h after light	1098.2165	874.373	1322.06
8 h after light	938.834	772.818	1104.85
12 h after light	1107.17	1053.25	1161.09
4 h after dark	1436.47	1281.92	1591.02
8 h after dark	1291.885	1118.76	1465.01
12 h after dark	1260.845	1104.74	1416.95