Question: Where on the Nielsen ratings did the show rank during the first month of 2009?
About the article "NCIS (TV series)", section "Cable".

Candidate passages:
The ratings indicate below are based on Mega Manila and Urban Luzon (represent 76 and 59 percent of the total urban TV household population in the entire Philippines) overnight ratings gathered by the TV ratings supplier, Nielsen TV Audience Measurement, where it consistently ranked within the top ten of the weekly television ratings.
"Rank" refers to how well the show rated compared to other television series that aired that date.
The "Season premiere" is the date that the first episode of the season aired, and the "Season finale" is the date that the final episode of the season aired. 
For its first two years, the show was also in the top ten Nielsen Ratings.
During the 1957-58 season, it was ranked #3, and during the 1958-59 season, it was ranked #7. 
The table below indicates the ratings of "Teen Gen" based on National Urban TV Audience Measurement (NUTAM) overnight ratings gathered by the TV ratings supplier, Nielsen TV Audience Measurement, where it consistently ranked within the top ten of the weekly television ratings.
"Rank" refers to how well the show rated compared to other television series that aired that date.
The "Season premiere" is the date that the first episode of the season aired, and the "Season finale" is the date that the final episode of the season aired. 
"Master of Study" scored solid ratings since its premiere and eventually became the top-rated show in its Monday and Tuesday evening time slot.
According to daily statistics released by research firms TNS Media Korea and AGB Nielsen Media Research, the drama scored national viewership ratings of 26.8 and 25.1 percent, respectively, for its final episode, the highest ratings the show recorded during its two-month airing. 
"The Simpsons" first season was the Fox network's first TV series to rank among a season's top 30 highest-rated shows.
Due to its success, the Fox network decided to switch "The Simpsons" timeslots in hopes that it would result in higher ratings for the lead out shows.
It would move from 8:00 PM on Sunday night to the same time on Thursday where it would compete with "The Cosby Show", the number one show at the time.
Many of the producers were against the move, as "The Simpsons" had been in the top 10 while airing on Sunday and they felt the move would destroy its ratings.
"Bart Gets an F" was the first episode to air against "The Cosby Show" and averaged an 18.4 Nielsen rating and 29% of the audience.
In the weeks ratings, it finished tied for eighth behind "The Cosby Show" which had an 18.5 rating.
However, an estimated 33.6 million viewers watched the episode, making it the number one show in terms of actual viewers that week.
At the time, it was the most watched episode in the history of the Fox Network.
Ratings wise, new episodes of "The Cosby Show" beat "The Simpsons" every time during the second season and "The Simpsons" eventually fell out of the top 10.
At the end of the season "Cosby" averaged as the fifth highest rated show on television while "The Simpsons" ranked 38th.
It would not be until the third season episode "Homer at the Bat" that "The Simpsons" would beat "The Cosby Show" in the ratings.
The show remained in its Thursday timeslot until the sixth season, when it moved back to its original timeslot on Sundays.