Minnesota’s individual health care market is in “an emergency situation,” the state’s top industry regulator said Friday, noting that it took the approval of massive rate increases to persuade all its remaining insurance companies not to pull out for next year. After a major insurer’s exit from the market earlier this year, the state scrambled to convince the seven remaining companies to continue offering plans to those residents who aren’t covered by an employer or through a public program, Department of Commerce Commissioner Mike Rothman said. The state agreed to rate increases that range from an average of 50 percent...