CREATE TABLE table_23148 ("Player" TEXT, "Team" TEXT, "Matches" FLOAT, "Overs" TEXT, "Wickets" FLOAT, "Economy Rate" TEXT, "Average" TEXT, "Strike Rate" TEXT, "BBI" TEXT, "BBM" TEXT)

How many averages are there when the economy rate is 2.26?
SELECT COUNT("Average") FROM table_23148 WHERE "Economy Rate" = '2.26'
SELECT COUNT("Average") FROM "table_23148" WHERE "Economy Rate" = '2.26'