| Value | Category | Cases | |
|---|---|---|---|
| 17 | 1 | 
                                    
                                    0.1%
                                 | |
| 18 | 6 | 
                                    
                                    0.6%
                                 | |
| 19 | 10 | 
                                    
                                    1%
                                 | |
| 20 | 39 | 
                                    
                                    3.9%
                                 | |
| 21 | 54 | 
                                    
                                    5.4%
                                 | |
| 22 | 102 | 
                                    
                                    10.2%
                                 | |
| 23 | 105 | 
                                    
                                    10.5%
                                 | |
| 24 | 114 | 
                                    
                                    11.4%
                                 | |
| 25 | 110 | 
                                    
                                    11%
                                 | |
| 26 | 93 | 
                                    
                                    9.3%
                                 | |
| 27 | 90 | 
                                    
                                    9%
                                 | |
| 28 | 48 | 
                                    
                                    4.8%
                                 | |
| 29 | 52 | 
                                    
                                    5.2%
                                 | |
| 30 | 51 | 
                                    
                                    5.1%
                                 | |
| 31 | 26 | 
                                    
                                    2.6%
                                 | |
| 32 | 19 | 
                                    
                                    1.9%
                                 | |
| 33 | 22 | 
                                    
                                    2.2%
                                 | |
| 34 | 12 | 
                                    
                                    1.2%
                                 | |
| 35 | 4 | 
                                    
                                    0.4%
                                 | |
| 36 | 2 | 
                                    
                                    0.2%
                                 | |
| 37 | 8 | 
                                    
                                    0.8%
                                 | |
| 38 | 6 | 
                                    
                                    0.6%
                                 | |
| 39 | 1 | 
                                    
                                    0.1%
                                 | |
| 40 | 2 | 
                                    
                                    0.2%
                                 | |
| 41 | 2 | 
                                    
                                    0.2%
                                 | |
| 42 | 2 | 
                                    
                                    0.2%
                                 | |
| 43 | 1 | 
                                    
                                    0.1%
                                 | |
| 44 | 1 | 
                                    
                                    0.1%
                                 | |
| 88 | Don't Know | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing | 19 | 
                                    
                                    1.9%
                                 |