condition	mean	min	max
4 h after light	1586.641724	1512.712381	1660.571067
8 h after light	1313.5782105	1111.616672	1515.539749
12 h after light	1702.0732695000002	1672.526933	1731.619606
4 h after dark	1442.8985335	1341.699126	1544.097941
8 h after dark	1241.4135535	1130.537637	1352.28947
12 h after dark	1926.838497	1926.838497	1926.838497