Ask the nearest cinephile to name the best year in cinema history, and they may throw out a few usual suspects: 1939, 2007, or 1999. The latter even had a book written about it entitled Best. Movie. Year. Ever. You might think that to be fairly definitive, but you’d be wrong. According to science, the answer is no.
Source: https://faroutmagazine.co.uk/best-year-cinema-history-according-science/