CREATE TABLE table_19995378_1 (no_in_season VARCHAR2, us_viewers__millions_ VARCHAR2)

How many episodes with different series numbers were seen by 8.69 people in the US?
SELECT COUNT(no_in_season) FROM table_19995378_1 WHERE us_viewers__millions_ = "8.69"
SELECT COUNT("no_in_season") FROM "table_19995378_1" WHERE "8.69" = "us_viewers__millions_"