According to the A.C. Nielsen Co., here are the top 10 shows for the week ending July 30, their networks and ratings. (Each rating points equals 954,000 homes.)

1. Friends - NBC, 17.1

2. Seinfeld - NBC, 14.0

3. ER - NBC, 13.8

4. 20/20 - ABC, 13.7

5. Home Improvement - ABC, 13.1

6. PrimeTime Live - ABC, 13.0

7. Dateline NBC, NBC, 13.7

tie. Murphy Brown - CBS, 11.7

9. Movie: There Was a Little Boy, CBS, 11.6 10. Cybill - CBS, 11.5