Histogram which shows the date of foundation of academic institutions all over the world. 07.12.2017.
<a href="//commons.wikimedia.org/w/index.php?title=User:Egorik_H&amp;action=edit&amp;redlink=1" class="new" title="User:Egorik H (page does not exist)">Egorik H</a>
<span class="int-own-work" lang="en">Own work</span>