Can you do a comparison. List the top 20 from 1980 and from 2015 or 2016.
Sure!
1980:
1 The Empire Strikes Back
2 9 to 5
3 Stir Crazy
4 Airplane!
5 Any Which Way You Can
6 Private Benjamin
7 Coal Miner's Daughter
8 Smokey and the Bandit II
9 The Blue Lagoon Col.
10 The Blues Brothers
11 Ordinary People
12 Popeye
13 Urban Cowboy
14 The Shining
15 Seems Like Old Times
16 Cheech & Chong's Next Movie
17 Caddyshack
18 Friday the 13th (1980)
19 Brubaker
20 Little Darlings
2016:
1 Rogue One: A Star Wars Story
2 Finding Dory
3 Captain America: Civil War
4 The Secret Life of Pets
5 The Jungle Book (2016)
6 Deadpool
7 Zootopia
8 Batman v Superman: Dawn of Justice
9 Suicide Squad
10 Sing
11 Moana
12 Fantastic Beasts and Where To Find Them
13 Doctor Strange
14 Hidden Figures
15 Jason Bourne
16 Star Trek Beyond
17 X-Men: Apocalypse
18 Trolls
19 La La Land
20 Kung Fu Panda 3
Bit of a contrast. What I find striking is a that half the top 20 films of 1980 are comedies, a genre that no longer exists as a top 20 film today.