1.   Although the chiefs did not formally propose increases, they offered estimates, when pressed, of what they believed they would need.

2.   Bell Atlantic does not offer estimates of the costs of the various delays.

3.   A set of letters in Science last month offered various estimates.

4.   A spokeswoman for the Navy said that naval foreign liaison officers come under a decentralized command, and she could offer no estimate of the number of participants.

5.   Companies have yet to offer estimates of the total dollar amount of the claims.

6.   Corbis officials refuse to disclose its finances, but observers such as Pickerell and some competitors offer estimates.

7.   Dimon offered no estimate as to when a definitive agreement might be reached.

8.   He had already proposed the broad outlines of most of the tax cuts, but Thursday he offered estimates of how much money he would devote to each.

9.   He offered estimates.

10.   He offered no estimate on how soon he might return.