How about right here!
yr......N yr....N yr....N yr....N yr....N 1700... 5 1760...63 1820...16 1880...32 1940...68 1701...11 1761...86 1821...7 1881...54 1941...47 1702...16 1762...61 1822...4 1882...60 1942...31 1703...23 1763...45 1823...2 1883...64 1943...16 1704...36 1764...36 1824...9 1884...64 1944...10 1705...58 1765...21 1825...17 1885...52 1945...33 1706...29 1766...11 1826...36 1886...25 1946...93 1707...20 1767...37 1827...50 1887...13 1947...152 1708...10 1768...70 1828...64 1888...7 1948...136 1709... 8 1769...106 1829...67 1889...6 1949...135 1710... 3 1770...101 1830...71 1890...7 1950...84 1711... 0 1771...82 1831...48 1891...36 1951...69 1712... 0 1772...67 1832...28 1892...73 1952...31 1713... 2 1773...35 1833...9 1893...85 1953...14 1714...11 1774... 31 1834...13 1894...78 1954...4 1715...27 1775... 7 1835...57 1895...64 1955...38 1716...47 1776...20 1836...121 1896...42 1956...142 1717...63 1777...93 1837...138 1897...26 1957...190 1718...60 1778...154 1838...103 1898...27 1958...185 1719...39 1779...126 1839...86 1899...12 1959...159 1720...28 1780...85 1840...65 1900...9 1960...112 1721...26 1781...68 1841...37 1901...3 1961...54 1722...22 1782...38 1842...24 1902...5 1962...38 1723...11 1783...23 1843...11 1903...24 1963...28 1724...21 1784...10 1844...15 1904...42 1964...10 1725...40 1785...24 1845...40 1905...63 1965...15 1726...78 1786...83 1846...61 1906...54 1966...47 1727...122 1787...132 1847...98 1907...62 1967...94 1728...103 1788...131 1848...125 1908...48 1968...106 1729...73 1789...118 1849...96 1909...44 1969...106 1730...47 1790...90 1850...67 1910...19 1970...104 1731...35 1791...67 1851...64 1911...6 1971...67 1732...11 1792...60 1852...54 1912...4 1972...69 1733...5 1793...47 1853...39 1913...1 1973...38 1734...16 1794...41 1854...20 1914...10 1974...34 1735...34 1795...21 1855...7 1915...47 1975...16 1736...70 1796...16 1856...4 1916...57 1976...13 1737...81 1797...6 1857...22 1917...104 1977...27 1738...111 1798...4 1858...59 1918...81 1978...92 1739...101 1799...7 1859...94 1919...64 1979...155 1740...73 1800...14 1860...96 1920...38 1980...154 1741...40 1801...34 1861...77 1921...26 1981...140 1742...20 1802...45 1862...59 1922...14 1982...116 1743...16 1803...43 1863...44 1923...6 1983...67 1744... 5 1804...48 1864...47 1924...17 1984...46 1745...11 1805...42 1865...31 1925...44 1985...18 1746...22 1806...28 1866...16 1926...64 1986...14 1747...40 1807...10 1867...7 1927...69 1987...32 1748...60 1808...8 1868...38 1928...78 1988...98 1749...81 1809...3 1869...74 1929...65 1989...154 1750...83 1810...0 1870...139 1930...36 1990...146 1751...48 1811...1 1871...111 1931...21 1991...144 1752...48 1812...5 1872...102 1932...11 1992...94 1753...31 1813...12 1873...66 1933...6 1993...56 1754...12 1814...14 1874...45 1934...9 1994...30 1755...10 1815...35 1875...17 1935...36 1995...17 1756...10 1816...46 1876...11 1936...80 1757...32 1817...41 1877...12 1937...114 1758...48 1818...30 1878... 3 1938...110 1759...54 1819...24 1879... 6 1939...89If you plot these you will recover the famous 11 year cycle, and perhaps a weaker 80-year cycle recently proposed.