condition mean min max 4 h after light 352.9706695 309.297959 396.64338 8 h after light 401.34101599999997 346.347866 456.334166 12 h after light 417.59529299999997 369.485091 465.705495 4 h after dark 434.9710285 355.556154 514.385903 8 h after dark 451.66801350000003 403.792858 499.543169 12 h after dark 424.179328 424.179328 424.179328