CREATE TABLE table_64491 ("Japanese Title" TEXT, "Romaji Title" TEXT, "TV Station" TEXT, "Episodes" FLOAT, "Average Ratings" TEXT)

When the average ratings is 10.3%, what is the average episodes?
SELECT AVG("Episodes") FROM table_64491 WHERE "Average Ratings" = '10.3%'
SELECT AVG("Episodes") FROM "table_64491" WHERE "Average Ratings" = '10.3%'