The data displays the OTC (over-the-counter) sales volume of eye care products in the U.S. from 2011 to 2017. In 2013, OTC sales of eye care products in the U.S. reached around 116 million units.
2011 | 111 |
2012 | 118 |
2013 | 116 |
2014 | 114 |
2015 | 115 |
2016 | 114 |
2017 | 115 |