What is the lowest number of monasteries with over 20 parishes, 210,864 regular attendeeds, and over 799,776 adherents?
CREATE TABLE "by_jurisdiction_in_the_usa" (
  "adherents" real,
  "regular_attendees" real,
  "pct_of_adherents" text,
  "monasteries" real,
  "parishes" real,
  "average_parish_size" real
);
SELECT MIN("monasteries") FROM "by_jurisdiction_in_the_usa" WHERE "parishes">20 AND "regular_attendees"='210,864' AND "adherents">'799,776';