condition	mean	min	max
4 h after light	1955.3	1955.3	1955.3
8 h after light	2070.85	1966.1	2175.6
12 h after light	1887.8	1689.5	2086.1
4 h after dark	1926.95	1917.2	1936.7
8 h after dark	1875.35	1751.9	1998.8
12 h after dark	1874.25	1731.8	2016.7