condition	mean	min	max
4 h after light	1524.2	1524.2	1524.2
8 h after light	1635.25	1394.3	1876.2
12 h after light	1730.2	1678.2	1782.2
4 h after dark	1450.5	1423.0	1478.0
8 h after dark	1401.75	1299.7	1503.8
12 h after dark	1324.3	1311.5	1337.1