what is the average % coal when the % natural gas is more than 11.6, electricity production (kw/h, billion) is less than 1,053 and % hydropower is 32?
CREATE TABLE "production_and_source" (
  "country" text,
  "electricity_production_kw_h_billion" real,
  "pct_coal" real,
  "pct_natural_gas" real,
  "pct_oil" real,
  "pct_hydropower" real,
  "pct_other_renewable" real,
  "pct_nuclear_power" real
);
SELECT AVG("pct_coal") FROM "production_and_source" WHERE "pct_natural_gas">11.6 AND "electricity_production_kw_h_billion"<'1,053' AND "pct_hydropower"=32;