condition	mean	min	max
0 h after light	1900.605	1891.4	1909.81
4 h after light	1609.2350000000001	1546.95	1671.52
8 h after light	987.845	934.35	1041.34
4 h after dark	1340.32	1254.82	1425.82
8 h after dark	1622.345	1608.93	1635.76
12 h after dark	1897.915	1771.28	2024.55