condition	mean	min	max
4 h after light	809.850763	786.001288	833.700238
8 h after light	1303.7926235	1150.779834	1456.805413
12 h after light	1544.182677	1391.777052	1696.588302
4 h after dark	1641.011367	1615.945707	1666.077027
8 h after dark	1410.5880710000001	1379.273111	1441.903031
12 h after dark	702.536284	702.536284	702.536284