| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 days in total over a three month period | 82855 | 
                                    
                                    8.4%
                                 | 
| 2 | 2 to 7 days in total over a three month period | 62880 | 
                                    
                                    6.4%
                                 | 
| 3 | 8 to 14 days in total over a three month period | 17486 | 
                                    
                                    1.8%
                                 | 
| 4 | More than a 14 days in total over a three month period | 35261 | 
                                    
                                    3.6%
                                 | 
| 5 | Do not know | 2076 | 
                                    
                                    0.2%
                                 | 
| 9 | Unspecified | 784069 | 
                                    
                                    79.6%
                                 |