Information from the Statistics and Census Service (DSEC) indicated that the population of Macao was estimated at 544,600 as at 30 June 2010, up by 2,200 from end-March. In the second quarter of 2010, there were 1,122 live births, down by 5.7% quarter-to-quarter. Gender ratio of the newborn was 105.9, with 577 male babies. Number of mortality cases totalled 446 and the major underlying causes of death were Neoplasms and Diseases of the Circulatory System. Meanwhile, 1 case of fetal mortality was recorded. There were 1,115 cases of Notifiable diseases reported in this quarter, consisting mainly of Enterovirus Infection (356 cases), Influenza (297 cases) and Chickenpox (199 cases). In addition, 717 cases of marriage registration were recorded, down by 17.3% over the first quarter of 2010. In the second quarter of 2010, there were 2,009 Chinese immigrants with One-way Exit Permit moving to Macao, an increase of 1,251 quarter-to-quarter; meanwhile, 324 illegal immigrants were repatriated. Moreover, a total of 847 individuals were authorized to reside in Macao, down by 1,101 quarter-to-quarter. Total number of non-resident workers stood at 72,142 at the end of the second quarter, down by 701 quarter-to-quarter.