| Value | Category | Cases | |
|---|---|---|---|
| 0 | NOT GIVEN | 0 | 
                                    
                                    0%
                                 | 
| 2016 | 216 | 
                                    
                                    4.8%
                                 | |
| 2017 | 1562 | 
                                    
                                    34.6%
                                 | |
| 2018 | 1568 | 
                                    
                                    34.8%
                                 | |
| 2019 | 1094 | 
                                    
                                    24.2%
                                 | |
| 2020 | 68 | 
                                    
                                    1.5%
                                 | |
| 4444 | MARKED ON CARD | 0 | 
                                    
                                    0%
                                 | 
| 6666 | MOTHER REPORTED | 0 | 
                                    
                                    0%
                                 | 
| 9997 | Inconsistent | 0 | 
                                    
                                    0%
                                 | 
| 9999 | NO RESPONSE | 4 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 21126 |