Table: tv_ratings
Columns: col
episode
air_date
timeslot_est
season
rating
share
18_49
viewers_m
rank

Question: What is the rank number that aired october 26, 2007?
SQL: SELECT "rank" FROM tv_ratings WHERE "air_date" = 'October 26, 2007'

Question: What is the number of rank with the viewership of 5.96 million?
SQL: SELECT COUNT("rank") FROM tv_ratings WHERE "viewers_m" = '5.96'

Question: What is the viewership on november 9, 2007?
SQL: SELECT "viewers_m" FROM tv_ratings WHERE "air_date" = 'November 9, 2007'