Monday Results:

NBC ranks #1 on Monday night among ABC, CBS, NBC and Fox in adults 18-49 and total viewers, winning six of six half-hours in 18-49 among those networks.

NBC won its 13th consecutive Monday night in adults 18-49 among ABC, CBS, NBC and Fox and 11th in-season Monday, NBC's longest Monday winning streak in-season in the 25-year history of Nielsen's people meter sample (since September 1987).

* From 8-10:01 p.m. ET, "The Voice" (3.9 rating, 10 share in adults 18-49, 12.0 million viewers overall) delivered the #1 rating of the night on ABC, CBS, NBC and Fox in adults 18-49, making it Monday's top entertainment telecast for a 13th week in a row. "The Voice" topped CBS's comedy lineup from 8-10 p.m. by a margin of 34 percent (with a 3.9 rating vs. a 2.9).

* "The Voice" is up 11 percent in 18-49 versus its rating for the fifth Monday live telecast of its prior cycle (3.5 on April 30).

* At 10:01 p.m. ET, "Blake Shelton's Not So Family Christmas" (2.8/7 in adults 18-49, 9.0 million viewers overall) finished #1 in the time period on ABC, CBS, NBC and Fox in adults 18-49 and other key demos, topping CBS's "Hawaii Five-0" by a 27 percent margin (2.8 vs. 2.2) and ABC's "Castle" by 65 percent (2.8 vs. 1.7).

* "Blake Shelton's Not So Family Christmas" is up 75 percent versus NBC's average in the time period last season in both 18-49 rating (2.8 vs. 1.6, L+SD non-sports) and total viewers (8.959 million vs. 5.106 million).

* In the 10:30 lead-in to local news, "Blake Shelton's Not So Family Christmas" delivered a 15 percent margin of victory in the key news demo of adults 25-54 (with a 3.1 rating vs. a 2.7 for CBS's second-place "Hawaii Five-0").

In Late-Night Metered Markets Monday night:

* In Nielsen's 56 metered markets, household results were: "The Tonight Show with Jay Leno," 2.9/7; CBS's "Late Show with David Letterman," 2.6/6; and ABC's combo of "Nightline," 2.9/7; and "Jimmy Kimmel Live," 1.5/5 with an encore.

* In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show with Jay Leno," 0.9/4; "Late Show," 0.7/3; "Nightline," 0.8/3; and "Jimmy Kimmel Live," 0.4/3 with an encore.

* At 12:35 a.m., "Late Night with Jimmy Fallon" (1.4/5 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (1.3/5). In the 25 markets with Local People Meters, "Late Night" (0.5/3 in 18-49) topped "Late Late Show" (0.4/2).

* At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.9/4 in metered-market households and a 0.3/3 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."