From Star Wars Kids:
“Droids are an essential part of the galaxy! Some are heroic, like the astromech R2-D2, while others serve a specific purpose, like the bumbling pit droids and the deadly super battle droids. Meet every droid in the Star Wars movies in this installment of Star Wars By the Numbers!
Star Wars By the Numbers is a series from Lucasfilm that counts fun Star Wars tidbits. Let us know what you’d like us to count next!”