What wast the percent cut for the nation with an 80% full gas storage?
CREATE TABLE "table1_21690339_1" (
  "country" text,
  "pct_of_imports_from_russia" text,
  "pct_cut" text,
  "diversification" text,
  "gas_storage" text,
  "alternative_fuel" text
);
SELECT "pct_cut" FROM "table1_21690339_1" WHERE "gas_storage"='80% full';