| Value | Category | Cases | |
|---|---|---|---|
| 1 | Greater number | 38 | 
                                    
                                    10.3%
                                 | 
| 2 | Large amount | 10 | 
                                    
                                    2.7%
                                 | 
| 3 | Same amount | 33 | 
                                    
                                    8.9%
                                 | 
| 4 | Small quantity | 47 | 
                                    
                                    12.7%
                                 | 
| 5 | Smaller quantity | 110 | 
                                    
                                    29.7%
                                 | 
| 98 | Do not know | 132 | 
                                    
                                    35.7%
                                 | 
| Sysmiss | 1162 |