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

Here are the highlights of the 12 ad-sustained programs that aired in primetime on the broadcast networks last night (2/15/18):

[EDITOR'S NOTE: Due to the nature of live events, Fast Nationals for NBC are approximate.]

NBC (16.032 million viewers, #1; adults 18-49: 3.9, #1) continued its reign on Thursday with its primetime coverage of the "2018 Winter Olympics" (16.032 million viewers, #1; adults 18-49: 3.9, #1).

CBS (5.525 million viewers, #2; adults 18-49: 0.8, #2) then was a distant second with its repeat lineup of "The Big Bang Theory" (7.319 million viewers, #2; adults 18-49: 1.1, #2), "Young Sheldon" (7.036 million viewers, #3; adults 18-49: 1.0, #T3), another "The Big Bang Theory" (6.075 million viewers, #4; adults 18-49: 1.0, #T3), "Mom" (4.911 million viewers, #5; adults 18-49: 0.8, #T5) and "SWAT" (3.906 million viewers, #6; adults 18-49: 0.6, #8).

Next up was ABC (3.259 million viewers, #3; adults 18-49: 0.7, #3) with night two of "The Bachelor Winter Games" (3.015 million viewers, #8; adults 18-49: 0.7, #7) plus the special "20/20: Roseanne - The Return" (3.747 million viewers, #7; adults 18-49: 0.8, #T5).

Meanwhile, FOX (1.494 million viewers, #4; adults 18-49: 0.4, #4) opted for repeats of "Gotham" (1.282 million viewers, #10; adults 18-49: 0.3, #T10) and "9-1-1" (1.708 million viewers, #9; adults 18-49: 0.4, #9).

And finally, second runs of "Supernatural" (0.852 million viewers, #11; adults 18-49: 0.3, #T10) and "Arrow" (0.612 million viewers, #12; adults 18-49: 0.2, #12) likewise rounded out the night on The CW (0.732 million viewers, #5; adults 18-49: 0.2, #5).

Week-to-week changes (adults 18-49):
+14.71% - 2018 Winter Olympics

Year-to-year changes (adults 18-49):
+14.29% - 20/20: Roseanne - The Return (vs. Scandal (Repeat))
-22.22% - The Bachelor Winter Games (vs. The Taste)
-33.90% - 2018 Winter Olympics (vs. 2/13/14)

In late-night metered market ratings (via NBC's press release):

Late-night metered market ratings will return following NBC's Olympics coverage.

Here are the highlights of the 16 ad-sustained programs that aired in primetime on the broadcast networks one year ago (2/16/17):

ABC (6.110 million viewers, #2; adults 18-49: 1.7, #1) was the demo champ for the fourth consecutive week with new episodes of "Grey's Anatomy" (7.632 million viewers, #4; adults 18-49: 2.0, #2), "Scandal" (6.067 million viewers, #6; adults 18-49: 1.7, #3) and "How to Get Away with Murder" (4.633 million viewers, #9; adults 18-49: 1.3, #T6).

CBS (7.164 million viewers, #1; adults 18-49: 1.4, #2) then was the silver draw with its mix of "The Big Bang Theory" (13.301 million viewers, #1; adults 18-49: 2.7, #1), "The Great Indoors" (8.112 million viewers, #2; adults 18-49: 1.6, #4), "Mom" (7.704 million viewers, #3; adults 18-49: 1.5, #5), "Life in Pieces" (6.206 million viewers, #5; adults 18-49: 1.3, #T6) and "Training Day" (3.831 million viewers, #10; adults 18-49: 0.7, #T13).

Next up was NBC (4.590 million viewers, #3; adults 18-49: 1.0, #3) with originals from "Superstore" (3.622 million viewers, #12; adults 18-49: 1.1, #T9), "Powerless" (2.464 million viewers, #13; adults 18-49: 0.8, #12), "Chicago Med" (6.054 million viewers, #7; adults 18-49: 1.2, #8) and "The Blacklist" (4.674 million viewers, #8; adults 18-49: 0.9, #11).

Meanwhile, FOX (2.923 million viewers, #4; adults 18-49: 0.9, #4) offered up fresh installments of "MasterChef Junior" (3.709 million viewers, #11; adults 18-49: 1.1, #T9) and "My Kitchen Rules" (2.139 million viewers, #14; adults 18-49: 0.7, #T13).

And finally, new episodes from "Supernatural" (1.825 million viewers, #15; adults 18-49: 0.7, #T13) and "Riverdale" (1.119 million viewers, #16; adults 18-49: 0.4, #16) rounded out the night on The CW (1.471 million viewers, #5; adults 18-49: 0.5, #5).

Week-to-week changes (adults 18-49):
+16.67% - Supernatural
+6.25% - Scandal
0.00% - The Great Indoors
0.00% - Life in Pieces
0.00% - How to Get Away with Murder
0.00% - Chicago Med
0.00% - Superstore
0.00% - The Blacklist
0.00% - Riverdale
-4.76% - Grey's Anatomy
-6.25% - Mom
-10.00% - The Big Bang Theory
-11.11% - Powerless
-12.50% - Training Day
-15.38% - MasterChef Junior
-22.22% - My Kitchen Rules

Year-to-year changes (adults 18-49):
+83.33% - Superstore (vs. You, Me and the Apocalypse)
+33.33% - Powerless (vs. You, Me and the Apocalypse)
0.00% - Scandal
-7.14% - How to Get Away with Murder
-7.69% - Chicago Med (vs. The Blacklist)
-9.09% - Grey's Anatomy
-12.50% - Supernatural (vs. DC's Legends of Tomorrow)
-13.33% - Life in Pieces (vs. 2 Broke Girls)
-16.67% - Mom
-18.18% - The Blacklist (vs. Shades of Blue)
-20.00% - Riverdale (vs. The 100)
-23.81% - The Great Indoors (vs. Life in Pieces)
-27.03% - The Big Bang Theory
-30.00% - Training Day (vs. Elementary)
-42.11% - MasterChef Junior (vs. American Idol)
-65.00% - My Kitchen Rules (vs. American Idol)

In late-night metered market ratings (via NBC's press release):

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 2.1/6; "Late Show with Stephen Colbert," 2.4/6; and ABC's "Jimmy Kimmel Live," 1.9/5.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show Starring Jimmy Fallon," 0.6/3; "Late Show," 0.5/3; and "Jimmy Kimmel Live," 0.6/3.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.4/5 in metered-market households and a 0.3/2 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, ratings were: "Late Night with Seth Meyers," 1.2/4 in metered-market households; CBS's "Late Late Show," 1.2/4. In the 25 markets with Local People Meters, averages were: "Late Night," 0.3/3 in 18-49; "Late Late Show," 0.3/2.

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.7/3 in metered-market households and a 0.2/2 in adults 18-49 in the 25 markets with local people meters.

Source: Nielsen Media Research