| Value | Category | Cases | |
|---|---|---|---|
| 501 | Angola | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 502 | Australia | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 503 | Botswana | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 504 | Canada | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 505 | China | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 506 | Lesotho | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 507 | Mozambique | 14 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    
| 508 | Namibia | 1 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    
| 509 | New Zealand | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 510 | South Africa | 23 | 
                                                                 
                                    
                                    27.1%
                                 
                                                             | 
                                                        
                    
| 511 | Swaziland | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 512 | Tanzania | 8 | 
                                                                 
                                    
                                    9.4%
                                 
                                                             | 
                                                        
                    
| 513 | United | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 514 | United States of America(USA) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 515 | Zambia | 20 | 
                                                                 
                                    
                                    23.5%
                                 
                                                             | 
                                                        
                    
| 516 | Zimbabwe | 14 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    
| 517 | Other Country(Specify) | 5 | 
                                                                 
                                    
                                    5.9%
                                 
                                                             |