What is the total 1961 number of the plandište Macedonian population with a 1981 value greater than 1027?
CREATE TABLE "distribution" (
  "macedonian_population_in_vojvodina" text,
  "1961" real,
  "number_1971" real,
  "1981" real,
  "1991" real,
  "2002" real
);
SELECT COUNT("1961") FROM "distribution" WHERE "macedonian_population_in_vojvodina"='plandište' AND "1981">1027;