how to use support summary

Five buttons are given in ticket summary.

 1.Open Ticket
    it shows your open tickets summary.
 
 2.In Progress Ticket
    It shows your in-progress tickets summary.

 3. Answered Ticket
     It shows yours answered tickets summary.

 4. On Hold Ticket
     It shows yours on hold tickets summary.

 5. Closed Ticket
     It shows yours resolved tickets summary.

all button is highlighted in below image.