1   12                           14  5                     

       14  5                                                  

            14  5                            14  5                                                                                    

                        14  5                                              65                65%                   65%   

                 14  5                                                             90%           55%   

                   14  5                                                                                    20%   

                    14  5                                                                         14  5                30    