Nielsen Rating's Top 20 for March 15 - 21

The Nielsen Rating's Top 20 TV Shows for March 15 - 21. 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.	American Idol (Tues.)	Fox	22.9	26.7
2.	American Idol (Wed.)	Fox	20.5	25.2
3.	NCIS	CBS	18.0	20.0
4.	NCIS: Los Angeles	CBS	15.1	16.3
5.	Undercover Boss	CBS	14.5	17.7
6.	The Good Wife	CBS	13.4	13.3
7.	60 Minutes	CBS	13.3	13.6
8.	Two and a Half Men	CBS	12.7	14,9
9.	Amazing Race	CBS	12.0	10.3
10.	The Big Bang Theory	CBS	11.7	14.3
11.	House	Fox	11.4	13.2
12.	Desperate Housewives	ABC	10.8	14.7
13.	NCAA Basketball (Saturday)	CBS	10.3	special event
14.	Law & Order: SVU	NBC	9.7	8.9
15.	Cold Case	CBS	9.4	9.6
16.	24	Fox	9.0	11.5
*	CSI: Miami	CBS	9.0	13.1
18.	NCAA Basketball (Thursday, 7 p.m.)	CBS	8.9	special event
*	NCAA Basketball (Thursday, 10:10 p.m.)	CBS	8.9	special event
*	Lost	ABC	8.9	12.0