condition mean min max 4 h after light 1419.5470209999999 1262.011874 1577.082168 8 h after light 1151.4483500000001 1112.073913 1190.822787 12 h after light 1318.197145 1257.866241 1378.528049 4 h after dark 1037.2486724999999 952.688504 1121.808841 8 h after dark 1160.8741475000002 932.406383 1389.341912 12 h after dark 1685.667329 1685.667329 1685.667329