Your bot’s analytics are found on the main dashboard of your bot’s profile. The analytics measure three main values: 1) the number of people who’ve talked to your bot, 2) the number of individual messages received, and 3) the number of new and total followers. Using the toggle button on the right of the page, you can view these statistics for the past 7, 14, 30, 60 or 90 days. Learn more about followers.
In Dashboard Stats you can also see how many people interacted with your features: