| Value | Category | Cases | |
|---|---|---|---|
| 1 | 40 | 
                                    
                                    33.3%
                                 | |
| 2 | 11 | 
                                    
                                    9.2%
                                 | |
| 3 | 8 | 
                                    
                                    6.7%
                                 | |
| 4 | 6 | 
                                    
                                    5%
                                 | |
| 5 | 8 | 
                                    
                                    6.7%
                                 | |
| 6 | 4 | 
                                    
                                    3.3%
                                 | |
| 7 | 2 | 
                                    
                                    1.7%
                                 | |
| 10 | 6 | 
                                    
                                    5%
                                 | |
| 12 | 2 | 
                                    
                                    1.7%
                                 | |
| 15 | 1 | 
                                    
                                    0.8%
                                 | |
| 20 | 6 | 
                                    
                                    5%
                                 | |
| 21 | 1 | 
                                    
                                    0.8%
                                 | |
| 24 | 3 | 
                                    
                                    2.5%
                                 | |
| 25 | 1 | 
                                    
                                    0.8%
                                 | |
| 30 | 3 | 
                                    
                                    2.5%
                                 | |
| 33 | 1 | 
                                    
                                    0.8%
                                 | |
| 36 | 3 | 
                                    
                                    2.5%
                                 | |
| 42 | 1 | 
                                    
                                    0.8%
                                 | |
| 45 | 1 | 
                                    
                                    0.8%
                                 | |
| 60 | 2 | 
                                    
                                    1.7%
                                 | |
| 72 | 1 | 
                                    
                                    0.8%
                                 | |
| 75 | 1 | 
                                    
                                    0.8%
                                 | |
| 80 | 1 | 
                                    
                                    0.8%
                                 | |
| 84 | 1 | 
                                    
                                    0.8%
                                 | |
| 90 | 1 | 
                                    
                                    0.8%
                                 | |
| 91 | 1 | 
                                    
                                    0.8%
                                 | |
| 108 | 1 | 
                                    
                                    0.8%
                                 | |
| 122 | 1 | 
                                    
                                    0.8%
                                 | |
| 134 | 1 | 
                                    
                                    0.8%
                                 | |
| 998 | don't know | 0 | 
                                    
                                    0%
                                 | 
| 999 | 1 | 
                                    
                                    0.8%
                                 | |
| 1001 | .Z | 8119 |