CREATE TABLE table_80314 ("Year" FLOAT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT, "Mixed doubles" TEXT)

What is the average year with alfredo salazar fina salazar in mixed doubles?
SELECT AVG("Year") FROM table_80314 WHERE "Mixed doubles" = 'alfredo salazar fina salazar'
SELECT AVG("Year") FROM "table_80314" WHERE "Mixed doubles" = 'alfredo salazar fina salazar'