What was the percentage in 2011 of the province that had 2.4% population in 2001?
CREATE TABLE "population" (
  "province" text,
  "south_asians_2001" real,
  "pct_2001" text,
  "south_asians_2011" real,
  "pct_2011" text
);
SELECT "pct_2011" FROM "population" WHERE "pct_2001"='2.4%';