CREATE TABLE table_43345 ("Year" FLOAT, "Title" TEXT, "Label" TEXT, "RIAA Sales Certification" TEXT, "Billboard 200 Peak" FLOAT)

What is the sum of the Billboard 200 Peak scores after the Year 1971?
SELECT SUM("Billboard 200 Peak") FROM table_43345 WHERE "Year" > '1971'
SELECT SUM("Billboard 200 Peak") FROM "table_43345" WHERE "Year" > '1971'