CREATE TABLE table_204_649 (id DECIMAL, "rank" DECIMAL, "name" TEXT, "image" DECIMAL, "height\ ft  ( m ) " TEXT, "floors" DECIMAL, "year" DECIMAL, "notes" TEXT)

how many buildings were built after 1950 ?
SELECT COUNT("name") FROM table_204_649 WHERE "year" > 1950
SELECT COUNT("name") FROM "table_204_649" WHERE "year" > 1950