Found in an Illinois Policy Institute article entitled,
Every 9 minutes, 21 seconds, Illinois loses another resident

Domestic migration saw the state shed 56,235 residents as the state continues to push people to other states with high taxation, a poor job market and housing issues.
During the past two years, Illinois has received a massive influx of immigrants, particularly in Chicago. The city has been the center of heated political debate between public leaders and residents over financial and other resources being used for newcomers after local minority and low-income residents have said their needs have been neglected for decades.
The latest Census Bureau estimates confirm the extent of international migration to the state during the past several years, while raising questions of the sustainability of this trend.