In December 2008, the number of satisfied NSO clients increased by about 8 percentage points to 66.9 percent from 59.0 in September 2008. Moreover, Satisfaction ratings in March and June of 2008 were registered at 58.0 and 70.4 percent, respectively. Satisfaction rating refers to the percentage of clients surveyed during the period who were either satisfied or very satisfied with NSO's civil registry services.