rank

show

start - end

score

1

2

NCIS

House

2003 - present

2004 - present

3

Prison Break

2005 - 2009

9.1

4

Family Guy

1999 - present

9.0

5

Gossip Girl

2007 - present

8.7

6

Lost

2004 - present

9.1

7

Desperate Housewives

2004 - present

8.8

8

One Tree Hill

2003 - present

8.9

9

Grey's Anatomy

2005 - present

8.9

10

Bones

2005 - present

9.1

11

How I Met Your Mother

2005 - present

9.1

12

Supernatural

2005 - present

9.2

13

Breaking Bad

2008 - present

8.5

14

Smallville

2001 - present

8.9

15

Harper's Island

2009 - present

7.0

16

Heroes

2006 - present

9.1

17

Scrubs

2001 - 2009

9.2

18

The Simpsons

1989 - present

9.2

19

The Big Bang Theory

2007 - present

9.0

20

Naruto

2002 - present

8.9

21

Medium

2005 - present

8.9

22

24

2001 - present

9.1

23

Two and a Half Men

2003 - present

9.0

24

Hannah Montana

2006 - present

8.5

25

The Hills

2006 - present

8.3