CREATE TABLE table_18118221_1 (location VARCHAR, total_passengers__millions__2011_12 VARCHAR)

Which location has 103.534 million passengers in 2011-12?
SELECT location FROM table_18118221_1 WHERE total_passengers__millions__2011_12 = "103.534"
SELECT "location" FROM "table_18118221_1" WHERE "103.534" = "total_passengers__millions__2011_12"