What is the month sequence for the month name of av?
CREATE TABLE "the_year" (
  "month_sequence" real,
  "numbered_month" text,
  "month_name" text,
  "regular_year" text,
  "defective_year" real,
  "excessive_year" real
);
SELECT MIN("month_sequence") FROM "the_year" WHERE "month_name"='Av';