1.   But now, when the A.C. Nielsen Co. releases prime-time ratings, four networks are listed instead of three.

2.   Complete U.S. ratings will be released later this week.

3.   Nielsen is expected to release final ratings for the series tomorrow.

4.   Nielsen will release national ratings today.

5.   Nielsen, a unit of Cognizant Corp., usually releases ratings each Tuesday for NBC, CBS, ABC, FOX, UPN and WB.

6.   The final BCS ratings will be released Sunday afternoon.

7.   The first Bowl Championship Series ratings will be released today.

8.   The full national ratings will be released Thursday afternoon.

9.   The series ratings will be released four times.

10.   When the efficiency ratings are released, they are among the leaders.