I think one more interesting number is churn of premium customers. It seems to be dropping over time and seems very good: https://www.sec.gov/Archives/edgar/dat

I think one more interesting number is churn of premium customers. It seems to be dropping over time and seems very good: https://www.sec.gov/Archives/edgar/data/1639920/000119312518063434/g494294g32g10.jpg https://www.sec.gov/Archives/edgar/data/1639920/000119312518...