CREATE TABLE table_17535 ("Year" FLOAT, "Mens singles" CLOB, "Womens singles" CLOB, "Mens doubles" CLOB, "Womens doubles" CLOB, "Mixed doubles" CLOB)

Who won the mens singles in 2009?
SELECT "Mens singles" FROM table_17535 WHERE "Year" = '2009'
SELECT "Mens singles" FROM "table_17535" WHERE "Year" = '2009'