CREATE TABLE "kansas_counties_ranked_by_per_capita_inc" (
  "county" text,
  "per_capita_income" text,
  "median_household_income" text,
  "median_family_income" text,
  "population" real,
  "number_of_households" real
);

Question: Which Median family income has a Median household income of $43,125?
SQL: SELECT "median_family_income" FROM "kansas_counties_ranked_by_per_capita_inc" WHERE "median_household_income"='$43,125';

Question: How many people have a Median household income of $37,759?
SQL: SELECT SUM("population") FROM "kansas_counties_ranked_by_per_capita_inc" WHERE "median_household_income"='$37,759';