| Value | Category | Cases | |
|---|---|---|---|
| 1 | Jan | 23 | 
                                
                                10.8%
                             | 
| 2 | Feb | 25 | 
                                
                                11.8%
                             | 
| 3 | Mar | 8 | 
                                
                                3.8%
                             | 
| 4 | Apr | 0 | 
                                
                                0%
                             | 
| 5 | May | 8 | 
                                
                                3.8%
                             | 
| 6 | Jun | 6 | 
                                
                                2.8%
                             | 
| 7 | Jul | 6 | 
                                
                                2.8%
                             | 
| 8 | Aug | 2 | 
                                
                                0.9%
                             | 
| 9 | Sep | 9 | 
                                
                                4.2%
                             | 
| 10 | Oct | 11 | 
                                
                                5.2%
                             | 
| 11 | Nov | 23 | 
                                
                                10.8%
                             | 
| 12 | Dec | 2 | 
                                
                                0.9%
                             | 
| 97 | Refusal | 1 | 
                                
                                0.5%
                             | 
| 98 | DK | 0 | 
                                
                                0%
                             | 
| 99 | NA | 88 | 
                                
                                41.5%
                             |