condition	mean	min	max
4 h after light	1554.4	1554.4	1554.4
8 h after light	1461.55	1411.5	1511.6
12 h after light	1325.0	1266.4	1383.6
4 h after dark	1427.3	1296.6	1558.0
8 h after dark	1508.75	1337.0	1680.5
12 h after dark	1522.8000000000002	1479.2	1566.4