We have more information on the ratings for last night's episode, "The Bad Fish Paradigm".
It was second in the slot in total viewers and viewers aged 18-49. It was viewed by 9.36 million people, and got a 3.6/10 rating in adults 18-49.
| Title | Date Posted | Category |
| Full Season for Big Bang | 18th October 2007 | Show |
| CBS makes full season official | 19th October 2007 | Show |
| Episode 2.23 Ratings | 12th May 2009 | Show |
| Episode 2.22 Ratings | 7th May 2009 | Show |
| Episode 2.21 Ratings | 28th April 2009 | Show |