What is the minimum hydroelectricity with a less than 116.4 total, and a greater than 18.637 solar?
CREATE TABLE "world_top_10_renewable_electricity_produ" (
  "country" text,
  "year" real,
  "total" real,
  "hydroelectricity" real,
  "wind_power" real,
  "biomass_and_waste" text,
  "solar" real
);
SELECT MIN("hydroelectricity") FROM "world_top_10_renewable_electricity_produ" WHERE "total"<116.4 AND "solar">18.637;