What is this?
This is a list of the teams in the league, Portuguese Liga, ranked by their SPI. This is not the current standings.
Average: 52.51 - Stdev: 12.8
Histogram of teams in: Portuguese Liga
Football League Rankings uses data from the awesome Global Club Soccer Rankings
How does it work?
Pretty simple! It takes the rankings of all clubs from FiveThirtyEight, groups them into what league they belong too, and calculates the average SPI (Soccer Power Index) and the standard deviation of the values!
For more information about SPI ratings and how the ratings work in general - check out FiveThirtyEight's overview here