Where the insured are

The Washington state Health Benefit Exchange successfully enrolled nearly 1 million people for Medicaid and private insurance. About 416,000 of those already had Medicaid, but the rest were either buying private insurance or getting Medicaid for the first time. Here’s a look at Washington’s enrollment by county. King County was the biggest participant, capturing nearly 26 percent of the state’s enrollments. That’s followed by Pierce and Snohomish counties, which accounted for 11 percent and…