Nielsen Ratings for the Week of May 6: Dance and Singing Competitions Take Five of the Top Ten Spots

Bob Newhart's guest appearance on The Big Bang Theory attracted more than 16 million viewers.

Ratings for the week of May 6, 2013 (courtesy of Nielsen Media Research)

Total Average Viewers (in millions) by Network:

CBS - 9.35
ABC - 7.19
NBC - 5.73
FOX - 5.40
The CW - 1.29

Top 30 Shows (viewers in millions):

1. NCIS (CBS) - 17.56
2. The Big Bang Theory (CBS) - 16.30
3. NCIS: Los Angeles (CBS) - 13.18
4. Person of Interest (CBS) - 13.16
5. Dancing with the Stars (ABC) - 13.12
6. Two and a Half Men (CBS) - 12.82
7. The Voice (NBC-Monday) - 12.15
8. American Idol (FOX-Thursday) - 11.57
9. The Voice (NBC-Tuesday) - 11.35
10. American Idol (FOX-Wednesday) - 11.11
11. Castle (ABC) - 10.84
12. Dancing with the Stars Results (ABC) - 10.79
13. Blue Bloods (CBS) 10.30
14. 60 Minutes (CBS) - 10.27
15. Survivor: Caramoan Finale (CBS) (s) - 10.16
16. Criminal Minds (CBS) - 10.08
17. CSI (CBS) - 9.82
18. Survivor: Caramoan (CBS) - 9.51
19. Elementary (CBS) - 9.29
20. Modern Family (ABC) - 9.02
21. Grey's Anatomy (ABC) - 8.97
22. The Voice (NBC-Wednesday) (s) - 8.91
23. Scandal (ABC) - 8.87
24. Body of Proof (ABC) - 8.24
25. Survivor: Caramoan Reunion (CBS) (s) - 8.13
26. Mike & Molly (CBS) - 8.08
27. Hawaii Five-0 (CBS) - 8.01
28. 2 Broke Girls (CBS) - 7.97
29. Once Upon A Time (ABC) - 7.33
30. Vegas (CBS) - 7.20

(s) = special