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JAY LENO, JIMMY FALLON Deliver Four-Week Highs for NBC

NBC's "The Tonight Show with Jay Leno" has finished #1 in viewers 18-49, 18-34 and 25-54, as well as total viewers, versus its ABC and CBS time-slot competition for the week of January 28-February 1, with Jay generating his biggest 18-49 and total-viewer margins over ABC's "Jimmy Kimmel Live" in the four weeks since "Kimmel" shifted to the 11:35 p.m. ET hour.

For the week, "Tonight" topped "Kimmel" in viewers 18-49 by a 19 percent margin (with 1.081 million viewers vs. 911,000 for "Kimmel"), and in total viewers by a 47 percent margin (3.745 million vs. 2.544 million).

At 12:35 a.m. ET last week, "Late Night with Jimmy Fallon" ranked #1 versus the ABC and CBS competition in 18-49 viewers, total viewers and all other key ratings categories. "Late Night" beat ABC's "Nightline" for the week in their head-to-head half-hour by Jimmy's biggest margins in the four weeks since "Nightline" shifted to the half-hour -- a 42 percent advantage in 18-49 (with 726,000 viewers vs. "Nightline's" 512,000 in the 12:30-1 a.m. ET half-hour) and a 29 percent margin in total viewers (2.001 million for the half-hour vs. 1.548 million).

"Tonight" and "Late Night" delivered their top results in 18-49 and total viewers in the four weeks since New Year's week, December 31, 2012-January 4, 2013.

At 1:35 a.m. ET, "Last Call with Carson Daly" generated its biggest 18-49 audience (393,000) in 10 weeks (since the week of November 19-23, 2012) and its biggest overall audience (972,000) in 12 weeks (since November 5-9, 2012).

WEEKLY AVERAGES

(According to in-home viewing figures from Nielsen Media Research for the week of January 28 - February 1. Ratings reflect "live plus same day" data from Nielsen Media Research unless otherwise noted. Season-to-date figures are averages of "live plus seven day" data except for the two most recent weeks, which are "live plus same day.")

ADULTS 18-49

11:35 p.m.-12:35 a.m. ET

NBC "Tonight," 0.9 rating, 4 share

CBS "Late Show," 0.7/3

ABC "Kimmel," 0.7/3

12:35-1:05 a.m. ET

ABC "Nightline," 0.4/2

12:35-1:35 a.m. ET

NBC "Late Night," 0.5/3

CBS "Late Late Show," 0.4/2

1:35-2:05 a.m. ET

NBC "Last Call," 0.3/2

TOTAL VIEWERS

11:35 p.m.-12:35 a.m. ET

NBC "Tonight," 3.7 million viewers

CBS "Late Show," 3.1 million viewers

ABC "Kimmel," 2.5 million viewers

12:35-1:05 a.m. ET

ABC "Nightline," 1.5 million viewers

12:35-1:35 a.m. ET

NBC "Late Night," 1.8 million viewers

CBS "Late Late Show," 1.4 million viewers

1:35-2:05 a.m. ET

NBC "Last Call," 1.0 million viewers

SEASON TO DATE

ADULTS 18-49

11:35 p.m.-12:35 a.m. ET

NBC "Tonight," 0.8 rating, 3 share

CBS "Late Show," 0.7/3

ABC "Kimmel," 0.8/3**

12:35-1:05 a.m. ET

ABC "Nightline," 0.4/2**

12:35-1:35 a.m. ET

NBC "Late Night," 0.5/3

CBS "Late Late Show," 0.4/2

1:35-2:05 a.m. ET

NBC "Last Call," 0.3/2

TOTAL VIEWERS

11:35 p.m.-12:35 a.m. ET

NBC "Tonight," 3.6 million viewers

CBS "Late Show," 3.1 million viewers

ABC "Kimmel," 2.8 million viewers**

12:35-1:05 a.m. ET

ABC "Nightline," 1.7 million viewers**

12:35-1:35 a.m. ET

NBC "Late Night," 1.7 million viewers

CBS "Late Late Show," 1.5 million viewers

1:35-2:05 a.m. ET

NBC "Last Call," 0.9 million viewers

** Since January 8.

SELECTED CABLE RESULTS, WEEK OF JANUARY 28 - FEBRUARY 1

NATIONAL ADULT 18-49 RATING

Comedy Central, 11-11:30 p.m. ET, "The Daily Show," 0.8

Comedy Central, 11:30 p.m.-midnight ET, "The Colbert Report," 0.7

TBS, 11 p.m.-midnight, "Conan," 0.4

Adult Swim, 11:30 p.m.-12:30 a.m. ET, 1.0

Adult Swim, 12:30-1:30 a.m. ET, 0.6

Each adult 18-49 rating point equals 1.27 million viewers

TOTAL VIEWERS

Comedy Central, 11-11:30 p.m. "The Daily Show," 1.8 million

Comedy Central, 11:30 p.m.-midnight ET, "The Colbert Report," 1.4 million

TBS, 11 p.m.-midnight, "Conan," 0.8 million

Adult Swim, 11:30 p.m.-12:30 a.m. ET, 2.1 million

Adult Swim, 12:30-1:30 a.m. ET, 1.4 million