Several adjustments last night versus the preliminary numbers, but none more notable than Two and a Half Men which gained 0.4 with adults 18-49 to a massive 10.7 rating and rose to 28.74 million viewers. 2 Broke Girls, the second episode of How I Met Your Mother and the second hour of Hell's Kitchen and Dancing with the Stars were all adjusted up a tenth with adults 18-49. Castle was adjusted down a tenth to a 3.2 adults 18-49 rating.
Here is some 15 minute detail (data courtesy of @TVBill) and the normal final program ratings are below:
| Time | 18-49 RTG | P2+ (Millions) | |
| Two and a Half Men | 9-9:15 | 10.2/24 | 27.435 |
| Two and a Half Men | 9:15-9:30 | 11.0/26 | 29.899 |
| Two and a Half Men | 9:30-9:31 | 11.4/26 | 31.025 |
| 2 Broke Girls | 9:31-9:45 | 7.5/17 | 20.467 |
| 2 Broke Girls | 9:45-10p | 6.7/15 | 18.341 |
| DWTS | 9:45-10p | 4.3/10 | 20.489 |
| DWTS | 10-10:01p | 4.7/11 | 21.529 |
| Castle | 10:01-10:15 | 3.5/8 | 14.736 |
| Castle | 10:15-10:30 | 3.2/8 | 13.374 |
| Castle | 10:30-10:45 | 3.1/8 | 12.663 |
| Castle | 10:45-11 | 3.0/8 | 12.436 |
| Hawaii Five-0 | 10-10:15 | 3.9/9 | 13.323 |
| Hawaii Five-0 | 10:15-10:30 | 3.4/8 | 12.089 |
| Hawaii Five-0 | 10:30-10:45 | 3.2/8 | 11.696 |
| Hawaii Five-0 | 10:45-11 | 3.1/8 | 11.645 |
| Playboy Club | 10-10:15 | 1.8/4 | 5.557 |
| Playboy Club | 10:15-10:30 | 1.7/4 | 5.158 |
| Playboy Club | 10:30-10:45 | 1.5/4 | 4.62 |
| Playboy Club | 10:45-11 | 1.5/4 | 4.765 |
Broadcast primetime final ratings for Monday, September 19, 2011:
| Time | Net | Show | 18-49 Rating | Viewers (Millions) |
| 8:00 | CBS | How I Met Your Mother (Season Premiere) | 4.7/13 | 11.00 |
| ABC | Dancing with the Stars (Season Premiere) 8-10p | 4.0/10 | 19.03 | |
| NBC | The Sing-Off (Season Premiere) 8-10p | 1.9/5 | 5.30 | |
| FOX | Hell's Kitchen (Season Finale) | 2.6/7 | 6.04 | |
| CW | H8R (R) | 0.4/1 | 1.03 | |
| 8:30 | CBS | How I Met Your Mother | 5.2/13 | 12.22 |
| 9:00 | CBS | Two and a Half Men (Season Premiere) | 10.7/25 | 28.74 |
| FOX | Hell's Kitchen (Season Finale) | 2.6/6 | 5.94 | |
| CW | Ringer (R) | 0.3/1 | 0.82 | |
| 9:30 | CBS | 2 Broke Girls (Series Premiere) | 7.1/16 | 19.37 |
| 10:00 | CBS | Hawaii Five-0 (Season Premiere) | 3.4/8 | 12.19 |
| ABC | Castle (Season Premiere) | 3.2/8 | 13.28 | |
| NBC | The Playboy Club (Series Premiere) | 1.6/4 | 5.02 |
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Nielsen TV Ratings Data: ©2011 The Nielsen Company. All Rights Reserved.
