Koster's Tech Use Over Time

Events

9/4/2009 - 12/5/2009
Approx. August 20, 2010 - Approx. October 26, 2012
August 19, 2013 - May 30, 2014
August 18, 2014 - May 29, 2015
August 22, 2015 - Present
August 17, 2016 - May 26, 2017
May 21, 2018 - June 29, 2018
August 20, 2018 - Present