Science Fiction isn't popular?
All-Time Box Office: USA
1. Avatar (2009) $760,505,847
2. Titanic (1997) $658,672,302
3. The Avengers (2012) $623,279,547
4. Jurassic World (2015) $569,287,130
5. The Dark Knight (2008) $533,316,061
6. Star Wars: Episode I - The Phantom Menace (1999) $474,544,677
7. Star Wars (1977) $460,935,665
8. Avengers: Age of Ultron (2015) $454,199,000
9. The Dark Knight Rises (2012) $448,130,642
10. Shrek 2 (2004) $436,471,036
11. E.T. the Extra-Terrestrial (1982) $434,949,459
12. The Hunger Games: Catching Fire (2013) $424,645,577
13. Pirates of the Caribbean: Dead Man's Chest (2006) $423,032,628
14. The Lion King (1994) $422,783,777
15. Toy Story 3 (2010) $414,984,497
16. Iron Man 3 (2013) $408,992,272
17. The Hunger Games (2012) $407,999,255
18. Spider-Man (2002) $403,706,375
19. Jurassic Park (1993) $402,348,347
20. Transformers: Revenge of the Fallen (2009) $402,076,689
2014 Box Office: USA
1.Guardians of the Galaxy (2014) $333.1 million
2.The Hunger Games: Mockingjay - Part 1 (2014) $323.7 million*
3.Captain America: The Winter Soldier (2014) $259.8 million
4.The Lego Movie (2014) $257.8 million
5.Transformers: Age of Extinction (2014) $245.4 million
6. Maleficent (2014) $241.4 million
7. X-Men: Days of Future Past (2014)$233.9 million
8. The Hobbit: The Battle of the Five Armies (2014) $220.6 million*
9.Big Hero 6 (2014) $211.2 million*
10. Dawn of the Planet of the Apes (2014) $208.5 million
11. The Amazing Spider-Man 2 (2014) $202.9 million ” - IMDb-Editors
12. Godzilla (2014) $200.7 million
13. 22 Jump Street (2014) $191.7 million
14. Teenage Mutant Ninja Turtles (2014) $191.2 million ” - IMDb-Editors
15. Interstellar (2014) $182.8 million
16. How to Train Your Dragon 2 (2014) $177 million
17. Gone Girl (2014) $166.7 million
18. Divergent (2014) $150.9 million
19. Neighbors (2014) $150.2 million
20. Ride Along (2014) $134.9 million
And yes Superhero movies often fall under the SF heading. Not sure what "paranormal fantasy" is.