| Value | Category | Cases | |
|---|---|---|---|
| 1 | GRADE 1 | 1659 | 
                                    
                                    14.5%
                                 | 
| 2 | GRADE 2 | 3697 | 
                                    
                                    32.2%
                                 | 
| 3 | GRADE 3 | 402 | 
                                    
                                    3.5%
                                 | 
| 4 | GRADE 4 | 2455 | 
                                    
                                    21.4%
                                 | 
| 5 | GRADE 5 | 239 | 
                                    
                                    2.1%
                                 | 
| 6 | GRADE 6 | 369 | 
                                    
                                    3.2%
                                 | 
| 7 | GRADE 7 | 264 | 
                                    
                                    2.3%
                                 | 
| 8 | GRADE 8 | 282 | 
                                    
                                    2.5%
                                 | 
| 9 | GRADE 9 | 701 | 
                                    
                                    6.1%
                                 | 
| 10 | GRADE10 | 971 | 
                                    
                                    8.5%
                                 | 
| 11 | GRADE11 | 1 | 
                                    
                                    0%
                                 | 
| 12 | GRADE12 | 5 | 
                                    
                                    0%
                                 | 
| 13 | GRADE13 | 5 | 
                                    
                                    0%
                                 | 
| 14 | GRADE14 | 17 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 397 | 
                                    
                                    3.5%
                                 |