 
                             3 hours
                                        3 hours                                     
                             3 hours
                                        3 hours                                     
                             6 hours
                                        6 hours                                     
                             2 hours
                                        2 hours                                     
                             6 hours
                                        6 hours                                     
                             5 hours
                                        5 hours                                     
                             7 hours
                                        7 hours                                     
                             7 to 8 hours
                                        7 to 8 hours                                     
                             5 to 30 minutes
                                        5 to 30 minutes                                     
                             8 hours
                                        8 hours                                     
                             4 to 6 hours
                                        4 to 6 hours                                     
                             8 hours
                                        8 hours                                     
                             7 hours
                                        7 hours                                     
                             3 hours
                                        3 hours                                     
                             1 hour
                                        1 hour                                     
                             45 to 60 minutes
                                        45 to 60 minutes                                     
                             6 hours 30 minutes
                                        6 hours 30 minutes