condition mean min max 4 h after light 1403.7958170000002 1083.107044 1724.48459 8 h after light 1221.478475 789.78122 1653.17573 12 h after light 753.6193264999999 630.85275 876.385903 4 h after dark 1478.276762 1199.743081 1756.810443 8 h after dark 2010.243664 1803.193316 2217.294012 12 h after dark 2474.002292 2474.002292 2474.002292