  
  
2018/1/2
              1965  10             1985  7              1985.07  1987.09                     1987.09  1989.12                   1989.12  2006.06                1993.081996.06                2006.06  2010.12              2008.09 2010.12                2010.122017.10                  2017.102017.12                    2017.12                          
      