CREATE TABLE table_51944 ("Name" CLOB, "Street address" CLOB, "Years as tallest" CLOB, "Height ft  ( m ) " CLOB, "Floors" FLOAT)

There is a building at 800 Boylston Street, how many floors does it have?
SELECT SUM("Floors") FROM table_51944 WHERE "Street address" = '800 boylston street'
SELECT SUM("Floors") FROM "table_51944" WHERE "Street address" = '800 boylston street'