The following survey is a follow-up to previous WebAIM Screen Reader User Surveys conducted December 2008, September 2009, December 2010, May 2012, January 2014, and July 2015. This survey is primarily intended to collect new information and track updates/trends from previous surveys. By completing this survey you will help inform development choices for those creating accessible web content and web standards. All screen reader users, even those who use screen readers only for evaluation and testing, are invited to participate.
https://webaim.org/projects/screenreadersurvey7/