CREATE TABLE table_204_958 (id NUMBER, "episode" NUMBER, "original broadcast date" CLOB, "average" NUMBER, "rank" NUMBER, "remarks" CLOB)

how many episodes had at least an average of 0.70 ?
SELECT COUNT("episode") FROM table_204_958 WHERE "average" >= 0.7
SELECT COUNT("episode") FROM "table_204_958" WHERE "average" >= 0.7