Friday, August 23, 2013 ratings — New episodes: Dateline, Perfect Score, America’s Next Top Model, and 20/20. Sports: NFL Pre-season Football. Reruns: Betty White’s Off Their Rockers, Perfect Score, Last Man Standing, The Neighbors, and Shark Tank.

ABC
8pm – Last Man Standing: (rerun) 0.6 in the demo with 3.43 million.
8:30pm – The Neighbors: (rerun) 0.5 in the demo with 2.44 million.
9pm – Shark Tank: (rerun) 1.0 in the demo with 3.55 million.
10pm – 20/20: 0.9 in the demo with 3.84 million.

CBS
8pm – NFL Pre-season Football: (sports) 2.0 in the demo with 6.65 million.

The CW:
8pm – Perfect Score: 0.3 in the demo with 0.91 million.
8:30pm – Perfect Score: (rerun) 0.2 in the demo with 0.94 million.
9pm – America’s Next Top Model: 0.3 in the demo with 1.20 million.

FOX
8pm – Bones: (rerun) 0.7 in the demo with 3.10 million.
9pm – The Following: (rerun) 0.4 in the demo with 1.45 million.

NBC
8pm – Betty White’s Off Their Rockers: (rerun) 0.7 in the demo with 2.97 million.
8:30pm – Betty White’s Off Their Rockers: (rerun) 0.7 in the demo with 3.09 million.
9pm – Dateline: 1.0 in the demo with 5.55 million.

These are the fast affiliate ratings. The “demo” refers to the viewers in the 18-49 demographic. The percentages represent the change since the previous original episode. (Percentages aren’t given for reruns or specials.) “Million” refers to the total number of viewers.

To see past ratings for a particular show, click the show’s link. The show pages are updated with the daily final ratings when they become available. Those pages include percentage changes in both the demo and total viewership, in addition to season averages to date.

Here are the show season averages, grouped by network: ABC | CBS | CW | FOX | NBC

What were you watching last night? Original episodes, reruns, or something even better?