What is the number of the Foundation with Japanese orthography of 国立看護大学校?
CREATE TABLE "administered_by_independent_administrati" (
  "english_name" text,
  "japanese_orthography" text,
  "pronouciation" text,
  "abbreviation" text,
  "provider_iai" text,
  "foundation" real
);
SELECT SUM("foundation") FROM "administered_by_independent_administrati" WHERE "japanese_orthography"='国立看護大学校';