condition mean min max 4 h after light 456.68695449999996 375.146818 538.227091 8 h after light 423.20845199999997 386.38767 460.029234 12 h after light 442.5705325 426.94747 458.193595 4 h after dark 297.794358 217.881202 377.707514 8 h after dark 249.7003165 165.879138 333.521495 12 h after dark 424.808329 424.808329 424.808329