condition	mean	min	max
4 h after light	1347.9	1347.9	1347.9
8 h after light	1560.65	1225.9	1895.4
12 h after light	1540.9499999999998	1531.8	1550.1
4 h after dark	1413.8000000000002	1400.9	1426.7
8 h after dark	1081.5	808.0	1355.0
12 h after dark	779.6500000000001	776.2	783.1