The Big Bang Theory finished first in its slot last night, hitting a new high in total viewers. The show was watched by 16.26 million people, up from the 16.20m who tuned in to "The Large Hadron Collision".
The Big Bang Theory matched lead-in Two and a Half Men in the adults 18-49 demographic, with both shows setting a 5.8/15 rating.
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, 13:02 11th Mar 2010.| Title | Date Posted | Category |
| Episode 3.23 Ratings | 25th May 2010 | Show |
| Episode 3.22 Ratings | 18th May 2010 | Show |
| Episode 3.21 Ratings | 11th May 2010 | Show |
| Episode 3.20 Ratings | 4th May 2010 | Show |
| Episode 3.19 Ratings | 13th April 2010 | Show |