SaaS S-1s often have a section about this. From Confluent's: "As of March 31, 2021, we had 561 customers with $100,000 or greater in annual recurring revenue,

SaaS S-1s often have a section about this. From Confluent's: "As of March 31, 2021, we had 561 customers with $100,000 or greater in annual recurring revenue, or ARR, across a wide range of industries, compared to 374 such customers as of March 31, 2020, representing year-over-year growth of 50%. As of March 31, 2021, we had 60 customers with $1.0 million or greater in ARR, compared to 33 such customers as of March 31, 2020, representing year-over-year growth of 82%."