| Value | Category | 
                                    
                    
                        | 1 | great | 
                                    
                    
                        | 2 | moderate | 
                                    
                    
                        | 3 | small | 
                                    
                    
                        | 4 | no risk at all | 
                                    
                    
                        | 5 | hiv+ / has aids | 
                                    
                    
                        | 6 | dk/can't tell | 
                                    
                    
                        | 11 | .Z | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.