Thursday Results:

· At 8 p.m. ET, an encore telecast of "The Office" averaged a 0.6/2 in 18-49 and 2.0 million viewers overall, and at 8:30, a rebroadcast of "Parks and Recreation" delivered a 0.6/2 in 18-49 and 1.6 million viewers overall.

· At 9 p.m. ET, "Saving Hope" averaged a 0.5/2 in 18-49 and 3.0 million viewers overall. "Saving Hope" is currently showing a half-hour to half-hour gain of a tenth of a rating point in 18-49 (to a 0.6 from a 0.5) and 5 percent in total viewers (3.1 million vs. 2.9 million). Compared with NBC's total-viewer average in the time period last summer, "Saving Hope" is up 28 percent (2.993 million vs. 2.331 million, L+SD non-sports).

· At 10 p.m. ET, "Rock Center" delivered a 0.7/2 in 18-49 and 3.4 million viewers overall, growing from its first half-hour to its second by 33 percent in 18-49 rating (to a 0.8 from a 0.6), 20 percent in adults 25-54 (1.2 vs. 1.0) and 12 percent in total viewers (3.6 million vs. 3.2 million). Versus its lead-in, "Rock Center" was up 40 percent in 18-49, 57 percent in adults 25-54 (to a 1.1 rating from a 0.7) and 13 percent in total viewers. Compared with NBC's total-viewer average in the time period last summer, "Rock Center" is up 31 percent (3.387 million vs. 2.579 million, L+SD non-sports).

In Late-Night Metered Markets Thursday night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show with Jay Leno," 2.5/6; CBS's "Late Show with David Letterman," 1.9/5; and ABC's combo of "Nightline," 3.1/7; and "Jimmy Kimmel Live," 1.6/5.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show with Jay Leno," 0.7/3; "Late Show," 0.5/2; "Nightline," 1.0/5; and "Jimmy Kimmel Live," 0.6/3.

· At 12:35 a.m., "Late Night with Jimmy Fallon" (1.3/4 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (0.9/3). In the 25 markets with Local People Meters, "Late Night" (0.5/3 in 18-49) topped "Late Late Show" (0.3/2).

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.7/3 in metered-market households with an encore 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.