| Value | Category | Cases | |
|---|---|---|---|
| 0 | 978 | 
                                    
                                    72%
                                 | |
| 1 | 132 | 
                                    
                                    9.7%
                                 | |
| 2 | 110 | 
                                    
                                    8.1%
                                 | |
| 3 | 45 | 
                                    
                                    3.3%
                                 | |
| 4 | 31 | 
                                    
                                    2.3%
                                 | |
| 5 | 22 | 
                                    
                                    1.6%
                                 | |
| 6 | 8 | 
                                    
                                    0.6%
                                 | |
| 7 | 8 | 
                                    
                                    0.6%
                                 | |
| 8 | 3 | 
                                    
                                    0.2%
                                 | |
| 9 | 2 | 
                                    
                                    0.1%
                                 | |
| 10 | 7 | 
                                    
                                    0.5%
                                 | |
| 12 | 5 | 
                                    
                                    0.4%
                                 | |
| 13 | 3 | 
                                    
                                    0.2%
                                 | |
| 15 | 1 | 
                                    
                                    0.1%
                                 | |
| 18 | 1 | 
                                    
                                    0.1%
                                 | |
| 19 | 1 | 
                                    
                                    0.1%
                                 | |
| 24 | 1 | 
                                    
                                    0.1%
                                 | |
| 29 | 1 | 
                                    
                                    0.1%
                                 | |
| Sysmiss | .d. don't know | 0 | |
| Sysmiss | .r. refusal | 0 | |
| Sysmiss | .s. skip | 0 | |
| Sysmiss | .x. censored | 0 | |
| Sysmiss | 38 |