Primetime Preliminary Fast National Nielsen Data
(includes all DVR playback through 3:00 am)

Here are the highlights of the nine ad-sustained programs that aired in primetime on the broadcast networks last night (1/6/21):

[Note: Fast affiliate ratings are inaccurate for live events.]

NBC (5.422 million viewers, #1; adults 18-49: 1.0, #1) was the top draw on a news-driven Wednesday with its full night of "NBC News Special" (5.422 million viewers, #1; adults 18-49: 1.0, #1).

ABC (4.210 million viewers, #2; adults 18-49: 0.7, #T2) claimed the silver with its own night of "ABC News Special: Storming Capitol Hill: Democracy Under Fire" (4.210 million viewers, #2; adults 18-49: 0.7, #T2).

FOX (2.913 million viewers, #3; adults 18-49: 0.7, #T2) then offered up the official premieres of "The Masked Dancer" (2.790 million viewers, #6; adults 18-49: 0.7, #T2) and "Name That Tune" (3.036 million viewers, #4; adults 18-49: 0.7, #T2).

Next up was CBS (2.509 million viewers, #4; adults 18-49: 0.4, #4) with repeats of "Young Sheldon" (3.662 million viewers, #3; adults 18-49: 0.5, #5) and "The Neighborhood" (2.874 million viewers, #5; adults 18-49: 0.4, #6) followed by its "CBS News Special" (2.129 million viewers, #7; adults 18-49: 0.3, #7).

And finally, repeats of "Riverdale" (0.311 million viewers, #8; adults 18-49: 0.1, #T8) and "Nancy Drew" (0.261 million viewers, #9; adults 18-49: 0.1, #T8) on The CW (0.286 million viewers, #5; adults 18-49: 0.1, #5) rounded out the night.

Week-to-week changes (adults 18-49):
-41.67% - The Masked Dancer (vs. 12/27/20)

Year-to-year changes (adults 18-49):
+133.33% - The Masked Dancer (vs. Flirty Dancing)
+133.33% - Name That Tune (vs. Almost Family)

Here are the highlights of the 14 ad-sustained programs that aired in primetime on the broadcast networks one year ago (1/8/20):

ABC (7.483 million viewers, #1; adults 18-49: 1.3, #1) got another boost on Wednesday thanks to night two of "Jeopardy! The Greatest of All Time" (14.824 million viewers, #1; adults 18-49: 2.3, #1) followed by the return of "Modern Family" (6.399 million viewers, #5; adults 18-49: 1.5, #2), "Single Parents" (3.400 million viewers, #9; adults 18-49: 0.9, #6) and "Stumptown" (2.727 million viewers, #10; adults 18-49: 0.5, #10).

NBC (7.449 million viewers, #2; adults 18-49: 1.1, #2) took home the silver with its mainstays "Chicago Med" (7.409 million viewers, #3; adults 18-49: 1.1, #T3), "Chicago Fire" (7.910 million viewers, #2; adults 18-49: 1.1, #T3) and "Chicago PD" (7.028 million viewers, #4; adults 18-49: 1.0, #5).

Next up was CBS (4.517 million viewers, #3; adults 18-49: 0.7, #3) with the season premieres of "Undercover Boss" (4.233 million viewers, #8; adults 18-49: 0.7, #T7) and "Criminal Minds" (4.843 million viewers, #6; adults 18-49: 0.7, #T7) alongside a second "Criminal Minds" (4.475 million viewers, #7; adults 18-49: 0.7, #T7).

Meanwhile, FOX (1.217 million viewers, #4; adults 18-49: 0.3, #4) served up fresh installments of "Flirty Dancing" (1.420 million viewers, #11; adults 18-49: 0.3, #T11) and "Almost Family" (1.014 million viewers, #12; adults 18-49: 0.3, #T11).

And finally, The CW (0.417 million viewers, #5; adults 18-49: 0.1, #5) closed out the night with repeats of "Riverdale" (0.414 million viewers, #14; adults 18-49: 0.1, #T13) and "Nancy Drew" (0.420 million viewers, #13; adults 18-49: 0.1, #T13).

Week-to-week changes (adults 18-49):
+66.67% - Modern Family (vs. 12/11/19)
+50.00% - Single Parents (vs. 12/11/19)
0.00% - Stumptown (vs. 12/11/19)
0.00% - Almost Family
-8.33% - Chicago Fire (vs. 11/20/19)
-8.33% - Chicago Med (vs. 11/20/19)
-9.09% - Chicago PD (vs. 11/20/19)
-25.00% - Flirty Dancing

Year-to-year changes (adults 18-49):
+76.92% - Jeopardy! The Greatest of All Time (vs. The Goldbergs/Schooled)
+15.38% - Modern Family
+12.50% - Single Parents
0.00% - Chicago PD
-12.50% - Criminal Minds - 9:00 (vs. SEAL Team)
-12.50% - Criminal Minds - 10:00
-15.38% - Chicago Fire
-15.38% - Chicago Med
-16.67% - Stumptown (vs. Match Game)
-26.32% - Undercover Boss (vs. The Big Bang Theory/Young Sheldon (Repeats))
-72.73% - Flirty Dancing (vs. Gordon Ramsay's 24 Hours to Hell and Back)
-86.96% - Almost Family (vs. The Masked Singer)

Source: Nielsen Media Research