condition	mean	min	max
4 h after light	955.3	955.3	955.3
8 h after light	1376.8	1356.8	1396.8
12 h after light	1452.35	1415.8	1488.9
4 h after dark	1533.5	1455.1	1611.9
8 h after dark	1519.9	1174.1	1865.7
12 h after dark	1437.15	1391.6	1482.7