What were property taxes in a year when total revenue was $40,891,700 after 2002?
CREATE TABLE "district_122_gross_revenue_by_sources" (
  "year" real,
  "property_taxes" text,
  "investment_earnings" text,
  "other_local_sources" text,
  "state_federal" text,
  "total_revenue" text
);
SELECT "property_taxes" FROM "district_122_gross_revenue_by_sources" WHERE "year">2002 AND "total_revenue"='$40,891,700';