| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 | 
                                    
                                    0.5%
                                 | |
| 1 | 37 | 
                                    
                                    3.1%
                                 | |
| 2 | 96 | 
                                    
                                    8.1%
                                 | |
| 3 | 122 | 
                                    
                                    10.3%
                                 | |
| 4 | 200 | 
                                    
                                    16.9%
                                 | |
| 5 | 255 | 
                                    
                                    21.5%
                                 | |
| 6 | 160 | 
                                    
                                    13.5%
                                 | |
| 7 | 97 | 
                                    
                                    8.2%
                                 | |
| 8 | 66 | 
                                    
                                    5.6%
                                 | |
| 9 | 44 | 
                                    
                                    3.7%
                                 | |
| 10 | 47 | 
                                    
                                    4%
                                 | |
| 11 | 16 | 
                                    
                                    1.4%
                                 | |
| 12 | 12 | 
                                    
                                    1%
                                 | |
| 13 | 6 | 
                                    
                                    0.5%
                                 | |
| 14 | 1 | 
                                    
                                    0.1%
                                 | |
| 15 | 4 | 
                                    
                                    0.3%
                                 | |
| 16 | 1 | 
                                    
                                    0.1%
                                 | |
| 17 | 1 | 
                                    
                                    0.1%
                                 | |
| 18 | 3 | 
                                    
                                    0.3%
                                 | |
| 20 | 1 | 
                                    
                                    0.1%
                                 | |
| 22 | 1 | 
                                    
                                    0.1%
                                 | |
| 26 | 1 | 
                                    
                                    0.1%
                                 | |
| 33 | 1 | 
                                    
                                    0.1%
                                 | |
| 35 | 1 | 
                                    
                                    0.1%
                                 | |
| 98 | DK / DON’T REMEMBER | 1 | 
                                    
                                    0.1%
                                 | 
| 99 | NO RESPONSE | 5 | 
                                    
                                    0.4%
                                 | 
| Sysmiss | 29875 |