CREATE TABLE table_52310 ("Call sign" TEXT, "Frequency MHz" FLOAT, "City of license" TEXT, "ERP W" FLOAT, "Class" TEXT, "FCC info" TEXT)

What is the average ERP W when the call sign is whre?
SELECT AVG("ERP W") FROM table_52310 WHERE "Call sign" = 'whre'
SELECT AVG("ERP W") FROM "table_52310" WHERE "Call sign" = 'whre'