41. The economy's sound footing was underscored by several other sets of data released Wednesday. 42. Historical data is a difficult set of data to work with due to multiple factors. 43. This technique is used because no one set of data is adequate for all situations. 44. Next month, he said, Peterson's will provide online access to a new set of data . 45. There is no way to go directly from one set of data to the other. 46. Construction collaboration technologies replace localised sets of data held by individual team members or companies. 47. The LOC currently maintains four sets of data elements and four data exchange format types. 48. :Update : I entered a third set of data . 49. IH sought to infer rules from sets of data . 50. This is the first set of data , and with it we have taken the leap,