| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very small | 108 | 
                                
                                2%
                             | 
| 2 | Smaller than usual | 641 | 
                                
                                11.9%
                             | 
| 3 | About usual size | 3795 | 
                                
                                70.4%
                             | 
| 4 | Larger than usual | 788 | 
                                
                                14.6%
                             | 
| 5 | Very large | 28 | 
                                
                                0.5%
                             | 
| 9 | 1 | 
                                
                                0%
                             | |
| 95 | Missing | 2 | 
                                
                                0%
                             | 
| 98 | Don't Know/Remember | 15 | 
                                
                                0.3%
                             | 
| 99 | Not applicable | 16 | 
                                
                                0.3%
                             |