Rebecca Furaha, speaking through an interpreter, said she migrated to the United States from Congo eight months ago with her seven children. She said raising and caring for her children prepares her for opening a family child care business.More registered child care would be welcomed in Iowa — where there is a dearth of child care centers and where many women cite the lack of child care as a key hurdle in entering a job market urgently in need of more skilled workers.The number of child care centers run in people’s homes statewide have declined by 20.4 percent, from 13,500 in 2010 to 10,746 in 2016, according to Committee for Economic Development data.