What year was the institution of St. Catharine College founded?
CREATE TABLE "full_members" (
  "institution" text,
  "location_population" text,
  "founded" real,
  "type" text,
  "enrollment" real,
  "nickname_colors" text,
  "football" text
);
SELECT MIN("founded") FROM "full_members" WHERE "institution"='St. Catharine College';