NIELSEN RATINGS

According to the A.C. Nielsen Co., here are the top 10 shows for the week ending Jan. 7, their networks and raings. (Each rating point equals 959,000 homes.)1. ER NBC 25.7

2. Seinfeld NBC 23.0

3. Friends NBC 21.0

4. Caroline in the City NBC 19.5

5. Tostitos Fiesta Bowl CBS 18.8

6. Single Guy NBC 18.3

7. Movie: A Killer Amongst Us NBC 17.3

8. NFL on NBC--Postgame NBC 16.5

9. Home Improvement ABC 15.6

10. Mad About You NBC 15.5