CREATE TABLE table_5469 ("Rank" FLOAT, "Name" CLOB, "Street Address" CLOB, "Height feet / m" CLOB, "Floors" FLOAT, "Year" FLOAT)

In 1950 what is the average rank?
SELECT AVG("Rank") FROM table_5469 WHERE "Year" = '1950'
SELECT AVG("Rank") FROM "table_5469" WHERE "Year" = '1950'