condition	mean	min	max
4 h after light	1635.1	1635.1	1635.1
8 h after light	1682.05	1397.5	1966.6
12 h after light	1662.5	1620.0	1705.0
4 h after dark	1820.0	1522.3	2117.7
8 h after dark	1978.65	1840.9	2116.4
12 h after dark	1930.5	1881.7	1979.3