condition	mean	min	max
4 h after light	1003.5	1003.5	1003.5
8 h after light	1146.15	908.0	1384.3
12 h after light	1557.7	1505.2	1610.2
4 h after dark	1456.25	1079.9	1832.6
8 h after dark	946.25	843.0	1049.5
12 h after dark	794.55	661.6	927.5