 
                             300 minutes
                                        300 minutes                                     
                             7 to 8 hours
                                        7 to 8 hours                                     
                             4 to 5 hours
                                        4 to 5 hours                                     
                             6 to 10 hours
                                        6 to 10 hours                                     
                             8 to 10 hours
                                        8 to 10 hours                                     
                             6 hours 30 minutes
                                        6 hours 30 minutes                                     
                             6 to 8 hours
                                        6 to 8 hours