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

Here are the highlights of the 18 ad-sustained programs that aired in primetime on the broadcast networks last night (4/18/21):

CBS (6.606 million viewers, #1; adults 18-49: 0.8, #1) claimed top honors on Sunday thanks to a new "60 Minutes" (8.173 million viewers, #1; adults 18-49: 0.6, #3) and the "56th Academy of Country Music Awards" (6.606 million viewers, #2; adults 18-49: 0.8, #1).

ABC (3.699 million viewers, #2; adults 18-49: 0.5, #2) was the silver draw with its mix of "Home Economics" (2.083 million viewers, #5; adults 18-49: 0.3, #T9), another "Home Economics" (1.680 million viewers, #6; adults 18-49: 0.2, #T12), a new "American Idol" (4.640 million viewers, #3; adults 18-49: 0.7, #2) and an original "The Rookie" (3.637 million viewers, #4; adults 18-49: 0.4, #T4).

Next up was NBC (1.306 million viewers, #3; adults 18-49: 0.3, #T3) and its lineup of "Roll Up Your Sleeves: Presented by Walgreens" (1.373 million viewers, #8; adults 18-49: 0.2, #T12), a repeat "Ellen's Game of Games" (1.242 million viewers, #9; adults 18-49: 0.2, #T12), "Zoey's Extraordinary Playlist" (1.150 million viewers, #12; adults 18-49: 0.2, #T12) and "Good Girls" (1.460 million viewers, #7; adults 18-49: 0.4, #T4).

Meanwhile, FOX (1.030 million viewers, #4; adults 18-49: 0.3, #T3) offered up a repeat "The Simpsons" (0.930 million viewers, #14; adults 18-49: 0.2, #T12) alongside fresh installments of "Bless the Harts" (0.904 million viewers, #16; adults 18-49: 0.3, #T9), "The Simpsons" (1.230 million viewers, #10; adults 18-49: 0.4, #T4), "The Great North" (0.911 million viewers, #15; adults 18-49: 0.3, #T9), "Bob's Burgers" (1.051 million viewers, #13; adults 18-49: 0.4, #T4) and "Family Guy" (1.152 million viewers, #11; adults 18-49: 0.4, #T4).

And finally, The CW (0.499 million viewers, #5; adults 18-49: 0.2, #5) closed out the night with new episodes of "Batwoman" (0.560 million viewers, #17; adults 18-49: 0.2, #T12) and "Charmed" (0.437 million viewers, #18; adults 18-49: 0.1, #18).

Week-to-week changes (adults 18-49):
+100.00% - Batwoman
+50.00% - Bless the Harts
+33.33% - Good Girls
0.00% - American Idol
0.00% - The Rookie
0.00% - The Simpsons
0.00% - Bob's Burgers
0.00% - The Great North
0.00% - Charmed
-20.00% - Family Guy
-33.33% - Zoey's Extraordinary Playlist
-50.00% - 60 Minutes

Year-to-year changes (adults 18-49):
+100.00% - Batwoman (vs. Batwoman (Repeat))
0.00% - Bless the Harts (vs. Bob's Burgers (Repeat))
0.00% - Good Girls
0.00% - The Rookie
0.00% - Charmed (vs. Supergirl (Repeat))
-12.50% - American Idol
-20.00% - The Simpsons
-20.00% - Bob's Burgers
-20.00% - 56th Academy of Country Music Awards (vs. 9/16/20)
-25.00% - The Great North (vs. Duncanville)
-33.33% - Family Guy
-33.33% - 60 Minutes
-50.00% - Zoey's Extraordinary Playlist
-50.00% - Roll Up Your Sleeves: Presented by Walgreens (vs. Little Big Shots)

Here are the highlights of the 19 ad-sustained programs that aired in primetime on the broadcast networks one year ago (4/19/20):

ABC (4.749 million viewers, #2; adults 18-49: 0.7, #1) was the demo champ on Sunday thanks to a new "American Idol" (5.462 million viewers, #6; adults 18-49: 0.8, #T2) bookended by repeats of "America's Funniest Home Videos" (5.466 million viewers, #5; adults 18-49: 0.8, #T2) and "The Rookie" (2.608 million viewers, #9; adults 18-49: 0.4, #T11).

CBS (7.172 million viewers, #1; adults 18-49: 0.6, #2) was a close second with its mix of "60 Minutes" (9.585 million viewers, #1; adults 18-49: 0.9, #1), "God Friended Me" (6.050 million viewers, #4; adults 18-49: 0.5, #T6), "NCIS: Los Angeles" (6.743 million viewers, #2; adults 18-49: 0.6, #T4) and the season finale of "NCIS: New Orleans" (6.309 million viewers, #3; adults 18-49: 0.5, #T6).

Next up was NBC (2.464 million viewers, #3; adults 18-49: 0.4, #T3) with originals from "Little Big Shots" (2.803 million viewers, #8; adults 18-49: 0.4, #T11), "The Wall" (3.322 million viewers, #7; adults 18-49: 0.5, #T6), "Zoey's Extraordinary Playlist" (1.997 million viewers, #10; adults 18-49: 0.4, #T11) and "Good Girls" (1.735 million viewers, #11; adults 18-49: 0.4, #T11).

Meanwhile, FOX (1.207 million viewers, #4; adults 18-49: 0.4, #T3) offered up repeats of "The Simpsons" (0.835 million viewers, #16; adults 18-49: 0.3, #T16) and "Bob's Burgers" (0.769 million viewers, #17; adults 18-49: 0.3, #T16) followed by new episodes of "The Simpsons" (1.567 million viewers, #12; adults 18-49: 0.5, #T6), "Duncanville" (1.114 million viewers, #15; adults 18-49: 0.4, #T11), "Bob's Burgers" (1.394 million viewers, #14; adults 18-49: 0.5, #T6) and "Family Guy" (1.560 million viewers, #13; adults 18-49: 0.6, #T4).

And finally, The CW (0.351 million viewers, #5; adults 18-49: 0.1, #5) closed out the night with repeats of "Batwoman" (0.407 million viewers, #18; adults 18-49: 0.1, #T18) and "Supergirl" (0.295 million viewers, #19; adults 18-49: 0.1, #T18).

Week-to-week changes (adults 18-49):
0.00% - 60 Minutes
0.00% - Family Guy (vs. 3/15/20)
0.00% - The Wall (vs. 4/5/20)
0.00% - Little Big Shots (vs. 4/5/20)
0.00% - Zoey's Extraordinary Playlist (vs. 4/5/20)
0.00% - Good Girls (vs. 4/5/20)
0.00% - Duncanville (vs. 3/22/20)
-14.29% - NCIS: Los Angeles
-16.67% - NCIS: New Orleans
-16.67% - God Friended Me
-16.67% - The Simpsons (vs. 3/22/20)
-16.67% - Bob's Burgers (vs. 3/22/20)
-20.00% - American Idol

Year-to-year changes (adults 18-49):
+28.57% - 60 Minutes
+25.00% - NCIS: New Orleans (vs. Madam Secretary)
0.00% - Family Guy (vs. Family Guy (Repeat))
0.00% - Little Big Shots (vs. Ellen's Game of Games (Repeat))
0.00% - NCIS: Los Angeles (vs. Motown 60: A Grammy Celebration)
0.00% - The Simpsons (vs. The Simpsons (Repeat))
0.00% - Bob's Burgers (vs. Family Guy (Repeat))
-16.67% - God Friended Me (vs. Motown 60: A Grammy Celebration)
-20.00% - Good Girls
-20.00% - Duncanville (vs. Bob's Burgers (Repeat))
-28.57% - The Wall (vs. World of Dance)
-33.33% - American Idol
-42.86% - Zoey's Extraordinary Playlist (vs. World of Dance)

Source: Nielsen Media Research, ShowBuzzDaily.com