Nielsen Rating's Top 20 TV Shows for May 7 - May 13

The Nielsen Rating's Top 20 TV Shows for Nielsen Rating's Top 20 for for May 7 - May 13 . The first number is the ranking, the second number is the season average, then the show name and network. The last number represents the number of viewers in millions. An asterisk * indicates a tie.

Rank	Show name	Network	Viewers in millions	Season-to-date average(in millions)
1.	NCIS	CBS	18.2	19.4
2.	American Idol (Wed.)	Fox	16.5	19.7
3.	Dancing with the Stars	ABC	16.4	18.3
4.	American Idol (Thu.)	Fox	15.6	18.4
5.	NCIS: Los Angeles	CBS	14.6	16.0
6.	Big Bang Theory	CBS	13.7	15.9
*	Dancing With the Stars Results	ABC	13.7	16.0
8.	Person of Interest	CBS	13.0	14.3
9.	The Mentalist	CBS	12.6	14.5
10.	Castle	ABC	12.4	12.1
11.	The Voice: Results Show	NBC	11.9	10.7
12.	Criminal Minds	CBS	11.6	13.3
13.	Two and a Half Men	CBS	11.4	14.9
14.	Desperate Housewives	ABC	11.1	10.5
15.	Unforgettable	CBS	10.8	12.0
16.	Blue Bloods	CBS	10.7	12.2
*	CSI	CBS	10.7	12.4
*	The Voice	NBC	10.7	15.7
19.	Modern Family	ABC	10.6	13.0
20.	Survivor: One World Finale	CBS	10.3	--