Prime-time viewership numbers compiled by Nielsen for July 14-20. Listings include the week’s ranking and viewership.

1. Major League Baseball All-Star Game: National vs. American, Fox, 11.34 million.

2. “America’s Got Talent” (Tuesday), NBC, 8.53 million.

3. “Extant,” CBS, 7.96 million.

4. “NCIS,” CBS, 7.93 million.

5. “60 Minutes,’ CBS, 7.9 million.

6. “Under the Dome,” CBS, 7.64 million.

7. “The Big Bang Theory,” CBS, 7.1 million.

8. “The Bachelorette,” ABC, 6.91 million.

9. “24: Live Another Day,” Fox, 6.47 million.

10. “Unforgettable,” CBS, 6.39 million.

11. “Big Brother” (Sunday), CBS, 6.27 million.

12. “Big Brother” (Wednesday), CBS, 6.22 million.

13. “NCIS: Los Angeles,” CBS, 6.21 million.

14. “Blue Bloods,” CBS, 6.19 million.

15. “Big Brother” (Thursday) CBS, 6.11 million.

16. “Dateline NBC,” NBC, 6.07 million.

17. “Night Shift,” NBC, 6.05 million.

18. “20/20,” ABC, 5.97 million.

19. “America’s Got Talent” (Wednesday, 8 p.m.), NBC, 5.93 million.

20. “The Big Bang Theory” (Monday, 9:30 p.m.), CBS, 5.81 million.

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ABC is owned by The Walt Disney Co.; CBS is a division of CBS Corp.; Fox is owned by 21st Century Fox; NBC is owned by NBC Universal.