Singapore: Singapore reported 481 new COVID-19 cases, all foreigners, on Sunday as the nationwide tally of the infections touched 50,369, the health ministry said.Of the new cases, 476 are migrant workers living in dormitories, while five community cases reported are also foreigners holding work passes, said the Ministry of Health (MOH).There are also four imported cases, who had been placed on stay-home notice upon their arrival in Singapore.On Thursday, the MOH said the average number of new daily cases in the community in a week has decreased from nine cases two weeks ago to seven in the past week.Meanwhile, two of the six imported cases reported on Saturday were permanent residents here who had returned from India on July 12 and from.