| Value | Category | Cases | |
|---|---|---|---|
| -998 | Don't Know | 2 | 
                                    
                                    1.7%
                                 | 
| 0 | 3 | 
                                    
                                    2.5%
                                 | |
| 1 | 6 | 
                                    
                                    5%
                                 | |
| 2 | 5 | 
                                    
                                    4.2%
                                 | |
| 3 | 2 | 
                                    
                                    1.7%
                                 | |
| 4 | 1 | 
                                    
                                    0.8%
                                 | |
| 7 | 1 | 
                                    
                                    0.8%
                                 | |
| 20 | 1 | 
                                    
                                    0.8%
                                 | |
| 21 | 1 | 
                                    
                                    0.8%
                                 | |
| 22 | 2 | 
                                    
                                    1.7%
                                 | |
| 24 | 5 | 
                                    
                                    4.2%
                                 | |
| 25 | 13 | 
                                    
                                    10.8%
                                 | |
| 26 | 4 | 
                                    
                                    3.3%
                                 | |
| 29 | 1 | 
                                    
                                    0.8%
                                 | |
| 30 | 1 | 
                                    
                                    0.8%
                                 | |
| 35 | 1 | 
                                    
                                    0.8%
                                 | |
| 40 | 3 | 
                                    
                                    2.5%
                                 | |
| 42 | 1 | 
                                    
                                    0.8%
                                 | |
| 44 | 1 | 
                                    
                                    0.8%
                                 | |
| 45 | 2 | 
                                    
                                    1.7%
                                 | |
| 46 | 1 | 
                                    
                                    0.8%
                                 | |
| 47 | 1 | 
                                    
                                    0.8%
                                 | |
| 48 | 2 | 
                                    
                                    1.7%
                                 | |
| 49 | 2 | 
                                    
                                    1.7%
                                 | |
| 50 | 7 | 
                                    
                                    5.8%
                                 | |
| 51 | 1 | 
                                    
                                    0.8%
                                 | |
| 52 | 5 | 
                                    
                                    4.2%
                                 | |
| 54 | 2 | 
                                    
                                    1.7%
                                 | |
| 55 | 1 | 
                                    
                                    0.8%
                                 | |
| 56 | 2 | 
                                    
                                    1.7%
                                 | |
| 60 | 9 | 
                                    
                                    7.5%
                                 | |
| 62 | 2 | 
                                    
                                    1.7%
                                 | |
| 66 | 2 | 
                                    
                                    1.7%
                                 | |
| 67 | 1 | 
                                    
                                    0.8%
                                 | |
| 69 | 1 | 
                                    
                                    0.8%
                                 | |
| 70 | 1 | 
                                    
                                    0.8%
                                 | |
| 71 | 1 | 
                                    
                                    0.8%
                                 | |
| 72 | 3 | 
                                    
                                    2.5%
                                 | |
| 73 | 3 | 
                                    
                                    2.5%
                                 | |
| 74 | 2 | 
                                    
                                    1.7%
                                 | |
| 75 | 10 | 
                                    
                                    8.3%
                                 | |
| 78 | 2 | 
                                    
                                    1.7%
                                 | |
| 79 | 2 | 
                                    
                                    1.7%
                                 | |
| 80 | 1 | 
                                    
                                    0.8%
                                 | |
| Sysmiss | 11 |