CREATE TABLE table_14470 ("Date" CLOB, "Opponent" CLOB, "Score" CLOB, "Loss" CLOB, "Attendance" FLOAT, "Record" CLOB)

What is the average attendance of the Mariners' attendance when their record was 62-64?
SELECT AVG("Attendance") FROM table_14470 WHERE "Opponent" = 'mariners' AND "Record" = '62-64'
SELECT AVG("Attendance") FROM "table_14470" WHERE "Opponent" = 'mariners' AND "Record" = '62-64'