condition	mean	min	max
4 h after light	1564.0	1564.0	1564.0
8 h after light	1591.15	1358.9	1823.4
12 h after light	1694.0	1509.2	1878.8
4 h after dark	2176.35	1868.6	2484.1
8 h after dark	2182.1	2031.3	2332.9
12 h after dark	1829.55	1757.8	1901.3