SPRINGFIELD – The Illinois Department of Employment Security (IDES) announced today that the unemployment rate remained at 5.1 percent in May, unchanged from April, and up +0.7 percentage point from the same month, one year ago, based on data provided by the U.S. Bureau of Labor Statistics (BLS). The revised April unemployment rate was 5.1 percent. Total nonfarm payrolls saw a third consecutive over-the-month increase in May, up +6,000 (+0.1%) t…