About Data sources used to collect Unidata TCU Versus Non-TCU Institutions Data:

• Workshop data
• Download data
• Mailinglist data
• Support data
• Website registration data

Please note the following when reviewing this data:

• TCU institutions = EDU entity defined as a Tribal College or University (TCU)
• Undetermined = unable to determine the domain/host data needed to ascertain whether the user is from an TCU institution.