Which is better?

or

The 1950s

Time period

The 1950s

The 1970s

Time period

The 1970s

The 1950s

The 1950s

Overall rank: 943rd

Time period: 3rd

Wins this 67% of the time

The 1970s

The 1970s

Overall rank: 327th

Time period: 5th

Wins this 33% of the time