CREATE TABLE table_203_770 (id NUMBER, "ages attained  ( years ) " CLOB, "catholic" CLOB, "protestant and other christian" CLOB, "other religion" CLOB, "none or not stated" CLOB)

how many age ranges are represented in the table ?
SELECT COUNT(DISTINCT "ages attained (years)") FROM table_203_770
SELECT COUNT(DISTINCT "ages attained (years)") FROM "table_203_770"