What do the statistics in my Text Concierge leads page mean?

Total Leads Worked are leads with a text sent by the concierge in the given time period, including leads you haved claimed and taken over

Ongoing Conversations are total conversations with leads that you have not yet taken over

Appointments Set are leads with the Status "Appointment" set by the concierge

Response Rate is all leads who have responded at least once to a concierge