What is the earliest year when the 25th Anniversary Loonie was the theme, and the mintage was less than 35,000?
CREATE TABLE "specimen_set_editions" (
  "year" real,
  "theme" text,
  "artist" text,
  "mintage" real,
  "issue_price" text
);
SELECT MIN("year") FROM "specimen_set_editions" WHERE "theme"='25th anniversary loonie' AND "mintage"<'35,000';