This graph shows by hour, specific days or days of the week information about the following:
Viewers: Number of viewers for all your sessions.
Active viewers: Viewers that have put their names in the One-to-Many widget.
Questions: Number of questions asked across all your sessions.
Engaged viewers: Viewers that have watched the broadcast for more than 180 seconds.
Likes: Number of likes received across all your sessions.
Bear in mind that the data shown here depends on the KPI and Time range filtered.