The only thing or certain about obamacare…
Check it out:

The cost of the Obamacare subsidy that the U.S. Treasury will pay on behalf of people who earn under 400 percent of the federal poverty level and who buy a government-approved health-care plan on a government-run health-insurance exchange will increase by approximately 8-fold in its first ten years of operation, according to the latest budget estimate from the Congressional Budget Office.