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

Here are the highlights of the 11 ad-sustained programs that aired in primetime on the broadcast networks last night (5/25/15):

NBC (5.254 million viewers, #2; adults 18-49: 1.6, #1) was the demo champ on Monday thanks to the return of "American Ninja Warrior" (5.888 million viewers, #1; adults 18-49: 1.8, #1) and the launch of "The Island" (3.984 million viewers, #8; adults 18-49: 1.2, #3).

ABC (5.288 million viewers, #1; adults 18-49: 1.4, #2) then snagged the silver with new episodes of "500 Questions" (5.217 million viewers, #4; adults 18-49: 1.1, #4) and "The Bachelorette" (5.323 million viewers, #2; adults 18-49: 1.6, #2).

Next up was CBS (5.087 million viewers, #3; adults 18-49: 0.8, #3) and its repeat quartet of "2 Broke Girls" (5.310 million viewers, #3; adults 18-49: 1.0, #T5), "Mike & Molly" (5.186 million viewers, #5; adults 18-49: 1.0, #T5), "Scorpion" (4.960 million viewers, #7; adults 18-49: 0.8, #7) and "NCIS: Los Angeles" (5.055 million viewers, #6; adults 18-49: 0.7, #T8).

Meanwhile, FOX (2.293 million viewers, #4; adults 18-49: 0.7, #4) offered up repeats of "MasterChef" (2.210 million viewers, #10; adults 18-49: 0.6, #10) and a second "MasterChef" (2.376 million viewers, #9; adults 18-49: 0.7, #T8).

And finally, the feature "Memorial Day" (1.072 million viewers, #11; adults 18-49: 0.3, #11) on The CW (1.072 million viewers, #5; adults 18-49: 0.3, #5) closed out the evening. In the netlet's target demo (women 18-34), the film posted a 0.3 rating.

Week-to-week changes (adults 18-49):
-23.81% - The Bachelorette

Year-to-year changes (adults 18-49):
+77.78% - The Bachelorette (vs. The Bachelorette/Castle (Repeat))
+50.00% - American Ninja Warrior (vs. Countdown to American Ninja Warrior 2014/American Ninja Warrior)
-20.00% - The Island (vs. American Ninja Warrior)
-21.43% - 500 Questions (vs. The Bachelorette)

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

TBA

Here are the highlights of the 12 ad-sustained programs that aired in primetime on the broadcast networks one year ago (5/26/14):

FOX (4.936 million viewers, #3; adults 18-49: 1.5, #1) was the top demo draw on Memorial Day thanks to the return of "MasterChef" (4.140 million viewers, #10; adults 18-49: 1.4, #T3) and a new "24: Live Another Day" (5.731 million viewers, #2; adults 18-49: 1.5, #T1).

ABC (5.276 million viewers, #1; adults 18-49: 1.3, #T2) then was the most-watched network with a new "The Bachelorette" (5.739 million viewers, #1; adults 18-49: 1.4, #T3) and a repeat of "Castle" (4.351 million viewers, #9; adults 18-49: 0.9, #T8).

Next up was NBC (4.121 million viewers, #4; adults 18-49: 1.3, #T2) and "Countdown to American Ninja Warrior 2014" (2.983 million viewers, #11; adults 18-49: 0.9, #T8) followed by the two-hour season premiere of "American Ninja Warrior" (4.690 million viewers, #7; adults 18-49: 1.5, #T1).

Meanwhile, CBS (4.996 million viewers, #2; adults 18-49: 1.0, #4) offered up its mix of "2 Broke Girls" (4.680 million viewers, #8; adults 18-49: 1.0, #T6), "Friends with Better Lives" (5.280 million viewers, #3; adults 18-49: 1.4, #T3), "Mike & Molly" (4.997 million viewers, #5; adults 18-49: 1.0, #T6), "Mom" (4.827 million viewers, #6; adults 18-49: 0.9, #T8) and "48 Hours" (5.097 million viewers, #4; adults 18-49: 0.9, #T8).

And finally, the feature "Memorial Day" (1.325 million viewers, #12; adults 18-49: 0.3, #12) on The CW (1.325 million viewers, #5; adults 18-49: 0.3, #5) closed out the night. In the netlet's target demo (women 18-34), the film posted a 0.3 rating.

Week-to-week changes (adults 18-49):
-11.76% - 24: Live Another Day
-12.50% - Friends with Better Lives
-26.32% - The Bachelorette

Year-to-year changes (adults 18-49):
+150.00% - 24: Live Another Day (vs. New Girl (Repeat)/The Mindy Project (Repeat))
+115.38% - MasterChef (vs. Raising Hope (Repeat)/The Goodwin Games)
+55.56% - Friends with Better Lives (vs. Rules of Engagement (Repeat))
-25.00% - 48 Hours (vs. Hawaii Five-0 (Repeat))
-26.32% - The Bachelorette
-40.00% - American Ninja Warrior (vs. The Voice/Revolution)
-70.97% - Countdown to American Ninja Warrior 2014 (vs. The Voice)

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

TBA

Source: Nielsen Media Research