Okta does similar analysis and found a lower - but still big - number with huge variance:

> With an average of 88 apps per customer, we see some interesting breakdowns:

> Larger customers deploy an average of 175 apps, and smaller companies average 73

> Tech companies deploy the most apps with an average of 155

Ref: https://www.okta.com/businesses-at-work/2021/ under "Apps here, there, and everywhere"