31. Private collection agencies hired by the state have collected about $ 6.5 million in back payments . 32. The average back payment is $ 1, 500. 33. The United States, which is assessed 15 percent of the IPU's budget, also cut back payments . 34. Even so, he said he opposes moves in Congress to retract an agreement to make back payments . 35. She sued Orson Welles for back payment of child support which she claimed had never been paid. 36. The Republican-controlled Congress has held back payments to the United Nations to press demands for cost-cutting and reform. 37. He denies owing any back payments . 38. Private collection agencies hired by the state have collected about $ 6 . 5 million in back payments . 39. Hundreds of discharged soldiers stormed into the Army Headquarters on this nation's capital Monday morning to demand back payments . 40. Officials say it was due to back payments since 1996, but the newspapers allege the timing was politically motivated.