CREATE TABLE table_75352 ("Call sign" CLOB, "Frequency MHz" FLOAT, "City of license" CLOB, "ERP W" FLOAT, "Class" CLOB, "FCC info" CLOB)

What is the highest ERP W of an 89.1 frequency translator?
SELECT MAX("ERP W") FROM table_75352 WHERE "Frequency MHz" = '89.1'
SELECT MAX("ERP W") FROM "table_75352" WHERE "Frequency MHz" = '89.1'