condition	mean	min	max
4 h after light	1897.8	1897.8	1897.8
8 h after light	1813.0	1559.2	2066.8
12 h after light	1490.0500000000002	1197.2	1782.9
4 h after dark	1065.5	617.7	1513.3
8 h after dark	833.05	786.5	879.6
12 h after dark	1247.65	1139.1	1356.2