| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 | 
                                    
                                    6.9%
                                 | 
| -6 | NO PAYMENT HAS YET BEEN RECEIVED | 6 | 
                                    
                                    6.9%
                                 | 
| 1 | Less than one day | 5 | 
                                    
                                    5.7%
                                 | 
| 4 | 1 | 
                                    
                                    1.1%
                                 | |
| 5 | 3 | 
                                    
                                    3.4%
                                 | |
| 7 | 5 | 
                                    
                                    5.7%
                                 | |
| 10 | 2 | 
                                    
                                    2.3%
                                 | |
| 15 | 13 | 
                                    
                                    14.9%
                                 | |
| 20 | 4 | 
                                    
                                    4.6%
                                 | |
| 25 | 2 | 
                                    
                                    2.3%
                                 | |
| 30 | 19 | 
                                    
                                    21.8%
                                 | |
| 45 | 3 | 
                                    
                                    3.4%
                                 | |
| 60 | 3 | 
                                    
                                    3.4%
                                 | |
| 90 | 7 | 
                                    
                                    8%
                                 | |
| 120 | 1 | 
                                    
                                    1.1%
                                 | |
| 150 | 3 | 
                                    
                                    3.4%
                                 | |
| 180 | 1 | 
                                    
                                    1.1%
                                 | |
| 260 | 1 | 
                                    
                                    1.1%
                                 | |
| 360 | 1 | 
                                    
                                    1.1%
                                 | |
| 365 | 1 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 1329 |