Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_43345 ( "Year" real, "Title" text, "Label" text, "RIAA Sales Certification" text, "Billboard 200 Peak" real )

### Question ###
What is the sum of the Billboard 200 Peak scores after the Year 1971?

### Accurate SQL ###

SELECT SUM("Billboard 200 Peak") FROM table_43345 WHERE "Year" > '1971'