CREATE TABLE table_71897 ("Year" FLOAT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT, "Mixed doubles" TEXT)

What is the year in which Yong Yudianto won the men's singles?
SELECT MIN("Year") FROM table_71897 WHERE "Men's singles" = 'yong yudianto'
SELECT MIN("Year") FROM "table_71897" WHERE "Men's singles" = 'yong yudianto'