Here are the top 20 broadcast TV shows for the week of April 25-May 1 (Monday to Sunday), based on the number of viewers, according to data released Tuesday by the Nielsen Co.
The Big Bang Theory (CBS)
Dancing With the Stars (ABC)
60 Minutes (CBS)
NCIS (CBS)
Blue Bloods (CBS)
Madam Secretary (CBS)
The Voice, Tue. (NBC)