CREATE TABLE table_48351 ("Year" FLOAT, "Award" TEXT, "Category" TEXT, "Nomination" TEXT, "Result" TEXT)

What is the earliest year with a category of Top 10 Selling Mandarin Albums of the Year?
SELECT MIN("Year") FROM table_48351 WHERE "Category" = 'top 10 selling mandarin albums of the year'
SELECT MIN("Year") FROM "table_48351" WHERE "Category" = 'top 10 selling mandarin albums of the year'