| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                
                                0.9%
                             | |
| 7 | 2 | 
                                
                                0.6%
                             | |
| 9 | 1 | 
                                
                                0.3%
                             | |
| 10 | 9 | 
                                
                                2.7%
                             | |
| 12 | 2 | 
                                
                                0.6%
                             | |
| 13 | 1 | 
                                
                                0.3%
                             | |
| 14 | 3 | 
                                
                                0.9%
                             | |
| 15 | 15 | 
                                
                                4.5%
                             | |
| 16 | 2 | 
                                
                                0.6%
                             | |
| 18 | 6 | 
                                
                                1.8%
                             | |
| 19 | 1 | 
                                
                                0.3%
                             | |
| 20 | 31 | 
                                
                                9.4%
                             | |
| 21 | 6 | 
                                
                                1.8%
                             | |
| 22 | 8 | 
                                
                                2.4%
                             | |
| 23 | 3 | 
                                
                                0.9%
                             | |
| 24 | 10 | 
                                
                                3%
                             | |
| 25 | 37 | 
                                
                                11.2%
                             | |
| 26 | 10 | 
                                
                                3%
                             | |
| 27 | 7 | 
                                
                                2.1%
                             | |
| 28 | 4 | 
                                
                                1.2%
                             | |
| 29 | 3 | 
                                
                                0.9%
                             | |
| 30 | 47 | 
                                
                                14.2%
                             | |
| 31 | 2 | 
                                
                                0.6%
                             | |
| 32 | 5 | 
                                
                                1.5%
                             | |
| 33 | 2 | 
                                
                                0.6%
                             | |
| 35 | 34 | 
                                
                                10.3%
                             | |
| 36 | 4 | 
                                
                                1.2%
                             | |
| 37 | 4 | 
                                
                                1.2%
                             | |
| 40 | 22 | 
                                
                                6.6%
                             | |
| 42 | 1 | 
                                
                                0.3%
                             | |
| 45 | 3 | 
                                
                                0.9%
                             | |
| 95 | Missing | 1 | 
                                
                                0.3%
                             | 
| 96 | Other | 0 | 
                                
                                0%
                             | 
| 97 | Refusal | 0 | 
                                
                                0%
                             | 
| 98 | Dont know | 0 | 
                                
                                0%
                             | 
| 99 | NA | 42 | 
                                
                                12.7%
                             |