Which statement about the individual health insurance market in the U.S. is correct as of early 2019?

Question options:

1)According to data from the Kaiser Family Foundation, Off-Exchange enrollment has grown relative to On-Exchange since 2015

2)Individual market enrollment increased with implementation of the Affordable Care Act in 2014, but it has declined in every year since

3)According to data from the Kaiser Family Foundation, On-Exchange enrollment has been roughly constant (varied by less than 1 million) since 2015

4)Among the non-elderly with private health insurance, about one-third now purchase it in the individual market