| Value | Category | Cases | |
|---|---|---|---|
| 0 | 996 | 
                                
                                22.8%
                             | |
| 1 | 1362 | 
                                
                                31.1%
                             | |
| 2 | 1179 | 
                                
                                27%
                             | |
| 3 | 713 | 
                                
                                16.3%
                             | |
| 4 | 96 | 
                                
                                2.2%
                             | |
| 5 | 20 | 
                                
                                0.5%
                             | |
| 6 | 4 | 
                                
                                0.1%
                             | |
| 7 | 1 | 
                                
                                0%
                             | |
| 13 | 1 | 
                                
                                0%
                             | |
| 98 | Don't Know | 1 | 
                                
                                0%
                             |