If you want to have more access to information and insights about service usage, you can use the Office 365 Adoption content pack for Power BI. This invaluable tool will provide you with dashboards such as the ones described in the following screenshot:

The Office 365 Adoption content pack for Power BI provides an extensive set of information about how your organization is using the Office 365 workloads, how they are used, what the usage trends are, and which workloads require attention to foster adoption. You can also use it to make decisions about which licensing needs your organization actually has and which provide a great opportunity for optimization. Since it is a content pack for Power BI, you can also customize the dashboards and set it up in the way that makes the most sense to you. It is truly an invaluable tool.