condition	mean	min	max
4 h after light	1391.5	1391.5	1391.5
8 h after light	1281.1	1268.8	1293.4
12 h after light	1084.4	978.8	1190.0
4 h after dark	1339.25	966.5	1712.0
8 h after dark	1301.0500000000002	1243.2	1358.9
12 h after dark	1653.15	1376.0	1930.3