| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 | 
                                    
                                    0.7%
                                 | |
| 1 | 1589 | 
                                    
                                    29.2%
                                 | |
| 2 | 1298 | 
                                    
                                    23.9%
                                 | |
| 3 | 740 | 
                                    
                                    13.6%
                                 | |
| 4 | 582 | 
                                    
                                    10.7%
                                 | |
| 5 | 339 | 
                                    
                                    6.2%
                                 | |
| 6 | 305 | 
                                    
                                    5.6%
                                 | |
| 7 | 90 | 
                                    
                                    1.7%
                                 | |
| 8 | 102 | 
                                    
                                    1.9%
                                 | |
| 9 | 45 | 
                                    
                                    0.8%
                                 | |
| 10 | 75 | 
                                    
                                    1.4%
                                 | |
| 11 | 15 | 
                                    
                                    0.3%
                                 | |
| 12 | 120 | 
                                    
                                    2.2%
                                 | |
| 13 | 11 | 
                                    
                                    0.2%
                                 | |
| 14 | 12 | 
                                    
                                    0.2%
                                 | |
| 15 | 15 | 
                                    
                                    0.3%
                                 | |
| 16 | 8 | 
                                    
                                    0.1%
                                 | |
| 17 | 3 | 
                                    
                                    0.1%
                                 | |
| 18 | 4 | 
                                    
                                    0.1%
                                 | |
| 19 | 2 | 
                                    
                                    0%
                                 | |
| 20 | 22 | 
                                    
                                    0.4%
                                 | |
| 21 | 3 | 
                                    
                                    0.1%
                                 | |
| 22 | 15 | 
                                    
                                    0.3%
                                 | |
| 23 | 7 | 
                                    
                                    0.1%
                                 | |
| 30 | 1 | 
                                    
                                    0%
                                 | |
| 98 | DK / DON’T REMEMBER | 0 | 
                                    
                                    0%
                                 | 
| 99 | NO RESPONSE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 25620 |