....  up to
  1744

  1747  up to
  1796

  1796  up to
  1818

  1819  up to
  1834

  1834  up to
  1843

  1844  up to
  1853

  1853  up to
  1861

  1862  up to
  1868

  1869  up to
  1875

  1875  up to
  1887

  1887  up to
  1895

  1895  up to
  1902

  1902  up to
  1908

  1909  up to
  1915

  1917  up to
  1920

  1920  up to
  1927

  1927  up to
  1939

  1939  up to
  1958

  1958  up to
  1987

  1987  up to
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