1918. 4,770 357,641 4,755 320,441 1919. 5,317 447,272 5,355 456,308 1920. 6,830 687,828 6,818 625,746 1921. 6,699 755,521 6,708 667,506 1922. 6,822 878,074 6,843 806,642