I found this...from Gallup...
“....
WASHINGTON, D.C. — Sixty-five percent of Americans are satisfied with the way the healthcare system works for them, down slightly from 67% in 2014. Americans with Medicare, Medicaid and military or veterans’ insurance continue to express the most satisfaction, at or near 75%, while uninsured Americans report the lowest (40%). Satisfaction With the U.S. Healthcare System, by Insurance Type 2014
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Thanks.