condition	mean	min	max
4 h after light	1494.7	1494.7	1494.7
8 h after light	1910.25	1842.8	1977.7
12 h after light	2082.3	1707.2	2457.4
4 h after dark	1438.5	783.4	2093.6
8 h after dark	1318.6	1242.2	1395.0
12 h after dark	1396.8	1392.8	1400.8