condition	mean	min	max
4 h after light	1316.3	1316.3	1316.3
8 h after light	1317.4499999999998	1219.8	1415.1
12 h after light	1596.1999999999998	1458.6	1733.8
4 h after dark	1892.0	1673.4	2110.6
8 h after dark	1937.05	1434.5	2439.6
12 h after dark	1855.95	1793.2	1918.7