| Value | Category | 
                                    
                    
                        | -8 | Don’t know | 
                                    
                    
                        | 1 | School block grant | 
                                    
                    
                        | 2 | General operating budget | 
                                    
                    
                        | 99 | Other, specify | 
                                    
                    
                        | Sysmiss |  | 
                            
            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.