AP exams taken by subject in 2013, based on data from <a rel="nofollow" class="external text" href="http://media.collegeboard.com/digitalServices/pdf/research/2013/STUDENT-SCORE-DISTRIBUTIONS-2013.pdf">College Board</a>.
<a href="//commons.wikimedia.org/wiki/User:Ali_Zifan" class="mw-redirect" title="User:Ali Zifan">Ali Zifan</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>; Used Adobe Illustrator &amp; Microsoft Excel.