(AREA) -- Michigan says seasonally unadjusted unemployment rates have increased in all 17 of the state's labor markets. Figures released Thursday by the Department of Technology, Management & Budget show Michigan's overall unadjusted unemployment rate rose by 1 percentage point, from May's 8.4 percent to 9.4 percent in June. Sixty-six of the 83 counties recorded unemployment rate increases in June, while 13 counties posted declines and four were unchanged. Huron County has a 9.3 percent unemployment rate while Lapeer County saw 10.2 percent, 10.5 in Sanilac, and 10.9 percent in Tuscola and St. Clair counties. The department says regional jobless rate increases from May to June ranged from 0.1 to 1.3 percentage points with a median hike of 0.6 of a percentage point. According to state officials, rates historically advance in June by around half of a percentage point.