added in april alone. the health care sector has grown by more than 1.1 million jobs since the obamacare exchanges opened in 2014. that is as many new jobs as in factories and construction sites combined during the same period. the health care hiring trend started years before obamacare but the 2010 bill sped up spending. in fact the sector is adding jobs at three times the rate of the rest of the economy. and hospitals are the largest private sector employers in many cities. they have been growing quite briskly because they have all these nude pew paying customers. unlike retail, another growing industry, these are good paying jobs. the average employee in health care earns about $28 an hour, $56,000 per year. jobs are also mostly unionized and difficult on outsource in many cases. that's why experts worry that republican plans will put a brake on job growth or even lead to employment cuts. and one of the world's richest men thinks rising health care