The speed at which buyers of staffing services pay staffing firms quickened in September, according to the Capital TempFunds credit index. The index rose five points in September to a reading of 105 — the same reading as in September 2007 and September 2006.

Data for the index comes from Capital TempFunds' clients across the country and allows firms to gauge how long their customer base is taking to pay compared with others'. The higher the index number, the faster staffing buyers are paying. The index has a base line of 100.