Monday Results:

NBC is #1 for the night among ABC, CBS, NBC and Fox in 18-49 with a 48 percent margin over #2 (with a 3.4 rating vs. a 2.3 for Fox).

* From 8-10:01 p.m. ET, "The Voice" (4.1 rating, 11 share in adults 18-49, 12.5 million viewers overall) delivered the #1 rating of the night in 18-49 by a 52 percent margin over the #2 show (2.7/8 for CBS's "How I Met Your Mother"). "The Voice" won last night's time period in every key demographic among ABC, CBS, NBC and Fox and led the slot in 18-49 by a 71 percent margin over CBS's original comedies (2.4), by 78 percent over Fox's original dramas (2.3) and by 105 percent over ABC's "Dancing With the Stars" (2.0).

* Versus the same night last year, "The Voice" is up 17 percent in 18-49 rating (4.1 vs. 3.5 on April 30, 2012). In total viewers, the increase is 31 percent (12.450 million vs. 9.515 million).

* Note that last week's Monday "Voice" was the #1 primetime show of that week on ABC, CBS, NBC and Fox in adults 18-49 as well as adults 18-34, teens 12-17, kids 2-11 and all key adult women. Also note that each "Voice" telecast during this cycle has grown by 0.1-0.2 of a rating point going from these preliminary fast-affiliate ratings to official nationals.

* From 10:01-11 p.m. ET, "Revolution" (2.0/5 in adults 18-49, 5.8 million viewers overall) tied for #1 in the time period among ABC, CBS and NBC in 18-49 (pending updates) and is matching last week's 2.0 in official nationals, despite the return this week of original competition from CBS's "Hawaii Five-0." "Revolution" is currently running within 1 percent of last week in total viewers (5.809 million vs. 5.883 million).

* "Revolution" is up 25 percent versus NBC's average in the time period last season in 18-49 rating (2.0 vs. 1.6, L+SD non-sports) and up 14 percent in total viewers (5.809 million vs. 5.106 million).

* Note that "Revolution" is a highly time-shifted show, with its April 8 telecast growing by 69 percent when going from these next-day "live plus same day" ratings (2.20) to its "live plus seven day" result (3.71).

In Late-Night Metered Markets Monday night:

* In Nielsen's 56 metered markets, household results were: "The Tonight Show with Jay Leno," 2.5/7; CBS's "Late Show with David Letterman," 2.1/5; and ABC's "Jimmy Kimmel Live," 2.2/6.

* In the 25 markets with Local People Meters, adult 18-49 Wednesday results were: "The Tonight Show with Jay Leno," 0.7/3; "Late Show," 0.5/2; and "Jimmy Kimmel Live," 0.7/3.

* From 12:35-1:05 a.m. ET Wednesday night, ABC's "Nightline" averaged a 1.4/5 in metered-market households and a 0.4/2 in 18-49 in the Local People Meters.

* From 12:35-1:35 a.m. ET, "Late Night with Jimmy Fallon" (1.3/5 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (1.0/4). In the 25 markets with Local People Meters, "Late Night" (0.4/3 in 18-49) topped "Late Late Show" (0.3/2).

* At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.8/4 in metered-market households and a 0.3/2 in adults 18-49 in the 25 markets with local people meters.

NOTE: All ratings are "live plus same day" from Nielsen Media Research unless otherwise indicated. Season figures are averages of "live plus seven day" data except for the two most recent weeks, which are "live plus same day."