| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Time restriction | 252 | 
                                                                 
                                    
                                    33%
                                 
                                                             | 
                                                        
                    
| 2 | 2. Limitations on number of users at a given time | 87 | 
                                                                 
                                    
                                    11.4%
                                 
                                                             | 
                                                        
                    
| 3 | 3. Rotation among groups of families | 35 | 
                                                                 
                                    
                                    4.6%
                                 
                                                             | 
                                                        
                    
| 4 | 4. No other restriction | 385 | 
                                                                 
                                    
                                    50.4%
                                 
                                                             | 
                                                        
                    
| 5 | 5. Other (Specify) | 5 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 2855 |