Tuesday Results:

NBC finished #1 Tuesday in adults 18-49, winning six of six half-hours among the Big 4 in 18-49. "The Voice" ranked as the #1 show of the night in 18-49 on ABC, CBS, NBC and Fox, "About a Boy" was #2 and "Chicago Fire" was tied for #3.

· On the first Tuesday of Daylight Saving Time, "The Voice 6" (3.4/12 in 18-49, 13.1 million viewers overall from 8-9:01 p.m. ET) ranked #1 for the night in 18-49 and finished #1 or tied for #1 in its time period among the Big 4 networks in every key measure.

· "The Voice" grew from its first half-hour to its second by 0.7 or a rating point or 23% in 18-49 (to a 3.8 from a 3.1) and by 2.2 million viewers overall (to 14.2 million from 12.0 million).

· "About a Boy" (2.1/6 in 18-49, 7.9 million viewers overall from 9:01-9:31 p.m. ET) ranked #1 in the time period among ABC, CBS, NBC and Fox by 0.6 of a rating point or 40% in adults 18-49 (2.1 vs. 1.5 for ABC's #2 "The Goldbergs").

· In its three weeks on the schedule, "About a Boy" has now generated NBC's three highest 18-49 ratings in the time period, excluding Olympics, since the Dec. 17 "Voice" finale.

· "Growing Up Fisher" (1.8/5 in 18-49, 6.5 million viewers overall from 9:31-10 p.m. ET) finished within a tenth of a rating point of last week's 1.9 in adults 18-49 and won the half-hour among ABC, CBS, NBC and Fox by a 29% margin in 18-49 (with a 1.8 rating vs. a 1.4 for CBS's #2 "NCIS: LA" encore).

· "Growing Up Fisher" retained 86% of its lead-in from "About a Boy" (2.1/6 at 9:01), up from the prior Tuesday's 76%.

· "Chicago Fire" (2.0/6 in 18-49, 7.3 million viewers overall) won the 10 p.m. hour among ABC, CBS and NBC in adults 18-49, total viewers and virtually all other key measures with its highest 18-49 rating since Jan. 7 and biggest overall audience since Dec. 10. Week to week, "Chicago Fire" is up 5% in 18-49 rating (to a 2.0 from a 1.9) and up 3% in total viewers (7.303 million vs. 7.067 million). From half-hour to half-hour, "Chicago Fire" maintained its 18-49 rating despite the 10 p.m. hour and was up 4% in adults 25-54 (to a 2.6 rating from a 2.5) and up 3% in total viewers (7.4 million vs. 7.2 million).

· "Chicago Fire" has now matched or topped its prior 18-49 rating for its last four telecasts in a row.

In Late-Night Metered Markets Tuesday night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 3.5/9; CBS's "Late Show with David Letterman," 2.3/6; and ABC's "Jimmy Kimmel Live," 1.9/5.

· In the 25 markets with Local People Meters, adult 18-49 results were: "Tonight," 1.5/7; "Late Show," 0.5/2; and "Jimmy Kimmel Live," 0.6/3.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.2/4 in metered-market households and a 0.5/3 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, "Late Night with Seth Meyers" (1.6/6 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (1.1/4). In the 25 markets with Local People Meters, "Late Night" (0.6/4 in 18-49) topped "Late Late Show" (0.3/2).

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.9/4 in metered-market households and a 0.4/3 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."