The third series premiered to nearly 12 million viewers which is up from its series two premiere and series two finale. The season has been hovering around the 11-12 million viewer mark and has been steadily climbing with every new episode.
Here is a list of the already-aired episodes:
Episode 04 - October 7 - 11.83 million viewers
Episode 05 - October 14 - 11.93 million viewers
Episode 06 - October 21 - 12.06 million viewers
Episode 07 - October 28 - 9.52 million viewers
Episode 08 - November 4 - 10.07 million viewers
The third series wrapped up on November 4th in Europe but will premiere in North America on PBS starting January 6, 2013. The christmas special is still set to air on December 25 on ITV in Europe.