Wednesday, April 24, 2013 ratings — New episodes: Survivor, How to Live With Your Parents (For the Rest of Your Life), Dateline, Law & Order: Special Victims Unit, Arrow, Supernatural, and American Idol. Episode reruns: The Middle, Modern Family, Nashville, Criminal Minds, CSI, and Chicago Fire.

ABC
8pm – The Middle: 1.2 in the demo with 4.73 million.
8:30pm – Modern Family: (rerun) 1.4 in the demo with 4.37 million.
9pm – Modern Family: (rerun) 1.8 in the demo with 5.30 million.
9:30pm – How to Live With Your Parents (For the Rest of Your Life): 1.5 in the demo (-25% change) with 4.81 million.
10pm – Nashville: (rerun) 0.8 in the demo with 3.04 million.

CBS
8pm – Survivor: Caramoan: 2.7 in the demo (0% change) with 9.83 million.
9pm – Criminal Minds: (rerun) 1.5 in the demo with 5.95 million.
10pm – CSI: (rerun) 1.5 in the demo with 7.60 million.

The CW:
8pm – Arrow: 1.0 in the demo (+11% change) with 3.05 million.
9pm – Supernatural: 1.0 in the demo (+25% change) with 2.42 million.

FOX
8pm – American Idol: 3.2 in the demo (-6% change) with 12.18 million.

NBC
8pm – Dateline: 1.3 in the demo with 5.53 million.
9pm – Law & Order: SVU: 1.8 in the demo (+13% change) with 7.22 million.
10pm – Chicago Fire: (rerun) 1.0 in the demo with 4.07 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? New episodes on a network or a cable station? Reruns or something else?