              
  
2023/6/9
                                                                                                                                     60                                                  30                  300             1                              2019                                           17                           3             20                                                                                                                                                                                20          700                                                                                 `                                4.5  5           7                6                                            16                                300        12              900                                                                                                                                                                    650                                                          10                                                                                            30                        13.6                                       
     