| Value | Category | Cases | |
|---|---|---|---|
| 17 | 2 | 
                                    
                                    1.7%
                                 | |
| 18 | 4 | 
                                    
                                    3.3%
                                 | |
| 19 | 11 | 
                                    
                                    9.2%
                                 | |
| 20 | 9 | 
                                    
                                    7.5%
                                 | |
| 21 | 14 | 
                                    
                                    11.7%
                                 | |
| 22 | 11 | 
                                    
                                    9.2%
                                 | |
| 23 | 10 | 
                                    
                                    8.3%
                                 | |
| 24 | 3 | 
                                    
                                    2.5%
                                 | |
| 25 | 8 | 
                                    
                                    6.7%
                                 | |
| 26 | 4 | 
                                    
                                    3.3%
                                 | |
| 27 | 8 | 
                                    
                                    6.7%
                                 | |
| 28 | 5 | 
                                    
                                    4.2%
                                 | |
| 29 | 5 | 
                                    
                                    4.2%
                                 | |
| 30 | 5 | 
                                    
                                    4.2%
                                 | |
| 31 | 3 | 
                                    
                                    2.5%
                                 | |
| 32 | 3 | 
                                    
                                    2.5%
                                 | |
| 33 | 1 | 
                                    
                                    0.8%
                                 | |
| 35 | 1 | 
                                    
                                    0.8%
                                 | |
| 36 | 1 | 
                                    
                                    0.8%
                                 | |
| 38 | 1 | 
                                    
                                    0.8%
                                 | |
| 42 | 3 | 
                                    
                                    2.5%
                                 | |
| 43 | 1 | 
                                    
                                    0.8%
                                 | |
| 45 | 1 | 
                                    
                                    0.8%
                                 | |
| 49 | 1 | 
                                    
                                    0.8%
                                 | |
| 51 | 1 | 
                                    
                                    0.8%
                                 | |
| 95 | 95+ | 0 | 
                                    
                                    0%
                                 | 
| 98 | don't know | 4 | 
                                    
                                    3.3%
                                 | 
| 101 | .Z | 8119 |