condition	mean	min	max
4 h after light	1766.1	1766.1	1766.1
8 h after light	1813.85	1756.6	1871.1
12 h after light	1866.5500000000002	1829.2	1903.9
4 h after dark	1628.9	1419.8	1838.0
8 h after dark	1576.5	1544.7	1608.3
12 h after dark	1574.35	1548.6	1600.1