X X                                                                                                                 
                                                                                        X X           X           X                                                                                     
                                                                                        X X X     X X X X   X X X   X   X                                                                               
                                                                                      X X X X X X X X X X X X X X X X X X                                                                               
                                                                                X X X X X X X X X X X X X X X X X X X X                                                                                 
                                                                                X X X X X X X X X X X X X X X X X X X                                                                                   
                                                                                X X X X X X X X X X X X X X X X X                                                                                       
                                                                              X X X X X X X X X X X X X X X X X X X                                                                                     
                                                                            X X X X X X X X X X X X X X X X X X X                                                                                       
                                                                            X X X X X X X X X X X X X X X X X X X   X                                                                                   
                                                                              X X X X X X X X X X X X X X X X X X X                                                                                     
                                                                            X   X X X X X X X X X X X X X X X X X X                                                                                     
                                                                                      X X X X X X X X X X X X X X                                                                                       
                                                                                          X X X X X X X X X X X X                                                                                       
                                                                                          X X X X X   X X X X X X                                                                                       
                                                                                          X X X X X X X X X                                                                                             
                                                                                              X X X X X X                                                                                               
                                                                                              X X X X X X X X                                                                                           
                                                                                              X X X X X X X                                                                                             
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