CREATE TABLE table_51583 ("Date" CLOB, "Visitor" CLOB, "Score" CLOB, "Home" CLOB, "Decision" CLOB, "Attendance" FLOAT, "Record" CLOB)

What was the attendance at the game against Ottawa?
SELECT AVG("Attendance") FROM table_51583 WHERE "Visitor" = 'ottawa'
SELECT AVG("Attendance") FROM "table_51583" WHERE "Visitor" = 'ottawa'