10月31日（月）の視聴率

出典：

• TV Ratings Monday: Halloween No Treat for Broadcast Nets, All Shows Down Except 'Castle'
• TV ratings: Brian Williams' 'Rock Center' starts quietly, others down on Halloween
• Monday Final Ratings: 'How I Met Your Mother,' '2 Broke Girls,' 'Hawaii Five-0' Adjusted Up; 'Castle Adjusted Down

	局	番組名	調整前の速報					調整後
			18-49 Rating/Share		視聴者数 (100万)	全体 Rating/Share		18-49 Rating/Share		視聴者数 (100万)
8:00	CBS	How I Met Your Mother	4.1	13	10.70	6.5	11	4.2	13	10.49
8:00	FOX	Terra Nova	2.1	6	6.38	3.9	6	2.1	6	6.59
8:00	ABC	Scared Shrekless (R)	1.7	6	8.68	5.6	9	1.7	5	8.53
8:00	NBC	The Sing-Off (8-10p)	1.4	4	4.39	2.5	5	1.4	4	4.40
8:00	CW	Ringer (R)	0.3	1	1.02	0.7	1	0.2	1	0.68
8:30	CBS	2 Broke Girls	4.2	12	11.14	6.8	11	4.3	12	10.97
8:30	ABC	Dancing with the Stars (8:30-10:01p)	2.8	8	15.89	10.4	16	2.8	7	16.29
9:00	CBS	Two and a Half Men	4.7	12	13.81	8.4	13	4.7	12	13.90
9:00	FOX	House	2.5	6	6.55	4.1	6	2.5	6	6.65
9:00	CW	Ringer (R)	0.3	1	0.87	0.6	1	0.2	1	0.64
9:30	CBS	Mike & Molly	3.8	9	11.53	7.1	11	3.7	9	11.45
10:00	CBS	Hawaii Five-0	2.9	8	10.28	6.4	10	3.0	8	10.60
10:00	ABC	Castle	2.9	7	12.94	8.4	14	2.7	7	12.58
10:00	NBC	Rock Center with Brian Williams	1.0	3	4.13	2.7	4	1.0	3	4.14

"Dancing with the Stars" と "The Sing Off" の速報値は平均を取っています。
太字はシーズンプレミアです。