Rankings are determined based on settled atVenu shows from an artist account and taking the average $/head of all shows in that market. Cities with less than 100 shows are excluded. Los Angeles is a consolidation of surrounding cities and grouped as one market.
*Avg. Yearly Streaming Revenue per artist = total royalties distributed to artists / total artists on their platform ($5B / 8M)
Spotify published metrics can be found here
regarding the total royalties distributed to artists in 2020 ($5B+) and here
for the number of estimated artists on their platform in 2020(~8M+). Our numbers are estimates and not official numbers from Spotify.