| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 | 
                                    
                                    5.9%
                                 | |
| 1 | 1 | 
                                    
                                    1%
                                 | |
| 2 | 2 | 
                                    
                                    2%
                                 | |
| 3 | 1 | 
                                    
                                    1%
                                 | |
| 4 | 2 | 
                                    
                                    2%
                                 | |
| 5 | 2 | 
                                    
                                    2%
                                 | |
| 7 | 2 | 
                                    
                                    2%
                                 | |
| 9 | 3 | 
                                    
                                    3%
                                 | |
| 10 | 4 | 
                                    
                                    4%
                                 | |
| 12 | 2 | 
                                    
                                    2%
                                 | |
| 15 | 3 | 
                                    
                                    3%
                                 | |
| 18 | 2 | 
                                    
                                    2%
                                 | |
| 20 | 4 | 
                                    
                                    4%
                                 | |
| 21 | 1 | 
                                    
                                    1%
                                 | |
| 23 | 1 | 
                                    
                                    1%
                                 | |
| 24 | 1 | 
                                    
                                    1%
                                 | |
| 25 | 1 | 
                                    
                                    1%
                                 | |
| 27 | 1 | 
                                    
                                    1%
                                 | |
| 28 | 1 | 
                                    
                                    1%
                                 | |
| 29 | 2 | 
                                    
                                    2%
                                 | |
| 30 | 6 | 
                                    
                                    5.9%
                                 | |
| 31 | 2 | 
                                    
                                    2%
                                 | |
| 32 | 2 | 
                                    
                                    2%
                                 | |
| 33 | 3 | 
                                    
                                    3%
                                 | |
| 34 | 1 | 
                                    
                                    1%
                                 | |
| 35 | 2 | 
                                    
                                    2%
                                 | |
| 36 | 3 | 
                                    
                                    3%
                                 | |
| 38 | 2 | 
                                    
                                    2%
                                 | |
| 40 | 2 | 
                                    
                                    2%
                                 | |
| 41 | 1 | 
                                    
                                    1%
                                 | |
| 43 | 1 | 
                                    
                                    1%
                                 | |
| 44 | 1 | 
                                    
                                    1%
                                 | |
| 45 | 4 | 
                                    
                                    4%
                                 | |
| 46 | 1 | 
                                    
                                    1%
                                 | |
| 47 | 2 | 
                                    
                                    2%
                                 | |
| 48 | 1 | 
                                    
                                    1%
                                 | |
| 49 | 1 | 
                                    
                                    1%
                                 | |
| 50 | 5 | 
                                    
                                    5%
                                 | |
| 51 | 2 | 
                                    
                                    2%
                                 | |
| 53 | 2 | 
                                    
                                    2%
                                 | |
| 54 | 1 | 
                                    
                                    1%
                                 | |
| 55 | 1 | 
                                    
                                    1%
                                 | |
| 56 | 2 | 
                                    
                                    2%
                                 | |
| 57 | 2 | 
                                    
                                    2%
                                 | |
| 58 | 4 | 
                                    
                                    4%
                                 | |
| 59 | 4 | 
                                    
                                    4%
                                 | |
| 88 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing | 1 | 
                                    
                                    1%
                                 | 
| Sysmiss | 901 |