Mac App Store data now available in App Analytics.
With Mac App Store data in App Analytics, you can find out how many times your app was seen on the Mac App Store, how many times your product page was viewed, and how many new customers downloaded your app. You can also see sales numbers for in-app purchases as well as for paying users, and more.
Data is based on devices running macOS 10.14.1 and later. App referral data and app usage metrics, such as installations, sessions, active devices and crashes, are not included.