What is the sum of 1886(s), when 1886 is greater than 1070, and when 1891 is less than 1946?
CREATE TABLE "population" (
  "1861" real,
  "1866" real,
  "1872" real,
  "1876" real,
  "1881" real,
  "1886" real,
  "1891" real
);
SELECT SUM("1886") FROM "population" WHERE "1866">1070 AND "1891"<1946;