CREATE TABLE table_47348 ("Player" CLOB, "Country" CLOB, "Year ( s )  won" CLOB, "Total" FLOAT, "To par" FLOAT, "Finish" CLOB)

What is the sum of To Par, when Country is 'United States', and when Year(s) Won is '1973'?
SELECT SUM("To par") FROM table_47348 WHERE "Country" = 'united states' AND "Year(s) won" = '1973'
SELECT SUM("To par") FROM "table_47348" WHERE "Country" = 'united states' AND "Year(s) won" = '1973'