Timeline history of the science fiction movies popularity starting 1968 to 2019. Numbers represent worldwide gross revenue with a long-term ticket price adjustment for inflation. I used traditional classification where the Sci-Fi category includes sub-genres like space opera, superheroes fiction etc. Have fun!<br /><br />*****<br /><br />Please support my channel. It can buy me another cup of coffee :)<br /><br />Data source: movie-ticket admission reports
