31.   Saturday, the US veterans will return to the rock for what is estimated to be a six-hour climb.

32.   That collection is estimated to be worth several hundred million dollars.

33.   The catheter technique is estimated to be half the cost of traditional surgery.

34.   The contingent now is estimated to be larger than originally expected, perhaps bolstered by reinforcements who have infiltrated from Pakistan.

35.   The Colorado-based company is one of the biggest producers of creatine products and the Broncos were estimated to be the NFL leaders in creatine consumption and endorsements.

36.   The costs to the satellite TV industry are estimated to be hundreds of millions per year.

37.   The new law also would limit benefits to all able-bodied recipients, estimated to be half the caseload, to two years in a five-year cycle.

38.   The overall Al Qaeda and Taliban force has been estimated to be several hundred.

39.   The rights are generally estimated to be worth hundreds of millions of dollars.

40.   The Reagan documents are estimated to be in the tens of thousands of pages and are maintained by the National Archives and Records Administration.