How to show 0 value if there is no record in sql

Question

hii,

 

Supposer I have a Table Volunter and there are some name 

Aarti,

Ankit,

Nipun,

Piyush,

Shalini Tiwari,Yogender Baroda,Nikhil which are in it

 

have to fetch the count(volunteer) from other table Tbl_lead.

If there is record in Tbl_lead then it will show if the name not found in Tbl_lead then it show 0 value. as below table mention. how to does so. with sql query. please help.

 

 

Volunteer	Column1
Aarti	2
Ankit	3
Arpit	2
Nikhil	0
Nipun	1
Piyush	2
Shalini Tiwari	5
Yogender Baroda	0