How do I customize the "Update Campaign Member Status" fields (Under Campaings/Leads/Edit/Update Campaign Member Status)?

How do I customize the "Update Campaign Member Status" fields (Under Campaings/Leads/Edit/Update Campaign Member Status)?

How do I customize the "Update Campaign Member Status" fields (Under Campaings/Leads/Edit/Update Campaign Member Status)?  The choices available under "Select the Status" drop down fields do not meet our needs.  We would like to add about 3 more custom choices to this drop down field.