Code:
* Example generated by -dataex-. For more info, type help dataex
clear
input str32 Country
"Bolivia"       
"Bulgaria"      
"Kenya"         
"Philippines"   
"Philippines"   
"Greece"        
"Russia"        
"South Africa"  
"Russia"        
"South Africa"  
"Greece"        
"Czech Republic"
"Mexico"        
"Czech Republic"
"Mexico"        
"Czech Republic"
"Mexico"        
"Austria"       
"Austria"       
"Austria"       
"Austria"       
"Austria"       
"Portugal"      
"Portugal"      
"Portugal"      
"Portugal"      
"Portugal"      
"Portugal"      
"Canada"        
"Canada"        
"Canada"        
"Canada"        
"Canada"        
"Canada"        
"Canada"        
"Canada"        
"Netherlands"   
"Belgium"       
"Belgium"       
"Singapore"     
"Belgium"       
"Netherlands"   
"Belgium"       
"Belgium"       
"Singapore"     
"Sweden"        
"Singapore"     
"Sweden"        
"Belgium"       
"Singapore"     
end

tab Country