Audience Segment Definitions

U.S. Home
The U.S. Home population represents those computers being used to access the Internet from private residences in the U.S. (excluding residences that are home offices or whose head of household is a full-time student).

U.S. Work
The U.S. Work population represents those computers being used to access the Internet from workplaces in the U.S., except computers that are used by more than one person or computers for which Internet access is significantly restricted.

U.S. College & University
The U.S. College & University population represents those computers that are used to access the Internet and that are used by full-time students at post-secondary educational institutions (whether from dormitories or from a private residence where the head of household is a full-time student). This population excludes computers used by groups of students (for example, in a library).

Non – U.S.
The Non – U.S. population represents those computers that are used to access the Internet by people who reside outside of the U.S.