code: public int getYear() {
  
          MinguoEra era = this.getEra();
          return ((era == MinguoEra.ROC) ? this.iso.getYear() - 1911 : 1912 - this.iso.getYear());
  
      }
docs: /*[deutsch]
  <p>Liefert das Minguo-Jahr. </p>
  
  @return  int
  @since   3.13/4.10