What is the most recent year with a time of 10.56?
CREATE TABLE "time_progression_in_the_100_m" (
  "year" real,
  "time" real,
  "windspeed" text,
  "city" text,
  "date" text
);
SELECT MAX("year") FROM "time_progression_in_the_100_m" WHERE "time"=10.56;