50.6% Gene Perry // March 31, 2015 // Updated: March 31, 2015 Number of the Day Percentage of Oklahoma’s 77 counties that saw population growth between 2013 and 2014. Source: Pew Charitable Trusts Share This:FacebookTwitterLinkedInTumblrRedditPocketEmailPrint ABOUT THE AUTHOR Gene Perry // media@okpolicy.org Gene Perry worked for OK Policy from 2011 to 2019. He is a native Oklahoman and a citizen of the Cherokee Nation. He graduated from the University of Oklahoma with a B.A. in history and an M.A. in journalism.