@Lothian-Taylor Data from David Papell,,,YEAR,USD/Pound,UKWPI,USWPI@
1791,4.5802,110.6,85.6
1792,4.4925,108.7,93.7
1793,4.5353,119.2,102.7
1794,4.7765,121.5,108.8
1795,4.573,141.7,131.9
1796,4.3114,143.2,147
1797,4.4625,130.9,131.9
1798,4.4142,133.1,122.9
1799,4.1563,153.7,126.9
1800,4.5746,186.2,129.9
1801,4.4067,192,143.1
1802,4.5111,150.7,117.9
1803,4.5673,152.4,118.8
1804,4.5785,153.3,127.1
1805,4.3732,167.9,142.2
1806,4.4589,165.9,135.1
1807,4.4516,161.8,131
1808,4.6531,178.2,116
1809,4.6008,191.1,131
1810,4.3244,189.2,131.9
1811,3.8389,179.3,127.1
1812,3.6374,201.8,131.9
1813,3.7717,208.3,162.7
1814,4.2647,189.5,183.5
1815,4.7237,160.2,171.3
1816,5.2544,146.2,152.1
1817,4.6289,162.7,152.1
1818,4.5261,171,148.2
1819,4.5393,158,125.9
1820,4.5484,142.4,106.9
1821,4.8491,122.9,106.9
1822,5.0071,108.4,106.9
1823,4.828,120.3,103.7
1824,4.878,125.7,98.9
1825,4.84,139.4,103.7
1826,4.9309,123.3,99.7
1827,4.9468,122.5,98.9
1828,4.9395,118.8,97.7
1829,4.8772,118.2,96.8
1830,4.786,116.6,91.7
1831,4.8629,117.5,94.5
1832,4.8697,112.8,95.7
1833,4.8169,109.2,95.7
1834,4.6033,106.6,90.6
1835,4.862,104.2,100.9
1836,4.8294,117.4,114.9
1837,4.9717,116.3,116
1838,4.88,120.7,110.8
1839,4.8946,128.7,112.8
1840,4.8198,126.4,95.7
1841,4.8925,120.4,92.6
1842,4.7834,109.5,82.6
1843,4.7997,98.3,75.5
1844,4.8716,100,77.5
1845,4.8834,102.7,83.7
1846,4.8278,106.1,83.7
1847,4.8054,119.4,90.6
1848,4.8806,100.9,82.6
1849,4.826,91.1,82.6
1850,4.8868,90.6,84.6
1851,4.9292,88.2,83.7
1852,4.9142,91.8,88.6
1853,4.8998,111.8,97.7
1854,4.8948,120.1,108.9
1855,4.8974,118.8,110.8
1856,4.9184,118.8,105.7
1857,4.9007,123.5,111.9
1858,4.8663,107.1,93.8
1859,4.9157,110.6,97
1860,4.8657,116.6,93.8
1861,4.7896,115.3,89.7
1862,5.0848,118.8,104.8
1863,6.8131,121.2,133.9
1864,7.5752,123.5,194.5
1865,7.5762,118.8,186.3
1866,6.1759,120.1,175.2
1867,6.2329,117.7,163.3
1868,6.37,116.6,159.2
1869,6.2033,115.3,152.1
1870,5.4554,113,136
1871,5.3147,117.7,131
1872,5.2704,128.3,137
1873,5.4762,130.6,133.9
1874,5.3475,120.1,127.1
1875,5.4331,113,118.8
1876,5.3696,111.8,110.8
1877,5.0776,110.6,106.9
1878,4.9183,102.4,91.7
1879,4.8692,97.7,90.6
1880,4.8602,103.5,100.9
1881,4.8451,100,103.7
1882,4.8855,98.9,108.9
1883,4.8647,96.5,101.7
1884,4.8694,89.5,93.8
1885,4.8716,84.7,85.8
1886,4.8771,81.2,82.6
1887,4.8675,80,85.8
1888,4.886,82.4,86.7
1889,4.8844,84.7,81.4
1890,4.8711,84.7,82.6
1891,4.8717,84.7,82.1
1892,4.8838,80,76.6
1893,4.8745,80,78.7
1894,4.8875,74.1,70.4
1895,4.899,72.9,71.8
1896,4.883,71.8,68.4
1897,4.8734,72.9,68.4
1898,4.859,75.3,71.3
1899,4.8733,80,76.6
1900,4.8717,88.2,82.3
1901,4.8786,82.4,81.2
1902,4.8764,81.2,86.7
1903,4.8682,84.6,87.8
1904,4.8717,82.4,87.8
1905,4.8663,84.7,88.3
1906,4.8573,90.6,90.9
1907,4.8667,94.2,95.7
1908,4.8684,86,92.6
1909,4.876,87.1,99.5
1910,4.8676,91.8,103.4
1911,4.866,94.2,95.4
1912,4.8701,100,101.7
1913,4.8689,100,102.5
1914,4.9296,100,100
1915,4.757,127.1,102.3
1916,4.766,160,125.7
1917,4.7644,210.6,172.7
1918,4.7651,225.9,193.1
1919,4.4258,242.5,203.7
1920,3.6643,295.4,227.1
1921,3.849,182.4,143.6
1922,4.4292,154.2,142.2
1923,4.5748,151.8,147.9
1924,4.4171,163.6,144.2
1925,4.8289,160,152.1
1926,4.8582,148.3,147
1927,4.861,143.6,140.4
1928,4.8662,141.2,142.4
1929,4.8569,135.4,139.9
1930,4.8621,114.2,127.1
1931,4.535,97.7,107.1
1932,3.5061,94.2,95.7
1933,4.2368,92.9,96.8
1934,5.0393,96.5,109.9
1935,4.9018,98.9,117.7
1936,4.9709,104.8,118.8
1937,4.944,120.1,126.8
1938,4.8894,107.1,115.4
1939,4.4354,108.6,113.3
1940,3.83,144.2,115.4
1941,4.0318,161.1,128.5
1942,4.035,168.3,145
1943,4.035,171.9,152.7
1944,4.035,175.5,152.7
1945,4.0302,178.5,155.5
1946,4.0328,184.9,177.5
1947,4.0286,202.5,217.9
1948,4.0313,231.5,236
1949,3.6872,243.9,224.3
1950,2.8007,278.8,233
1951,2.7996,326.1,259.6
1952,2.7926,333.6,252.5
1953,2.8127,326.1,249
1954,2.8087,326.1,249.6
1955,2.7913,336,250.2
1956,2.7957,348.5,258.4
1957,2.7932,360.9,265.8
1958,2.8098,363.4,269.5
1959,2.8088,363.4,270.1
1960,2.8076,368.4,270.1
1961,2.8022,378.4,269.5
1962,2.8078,388.3,270.1
1963,2.8,390.8,269.3
1964,2.7921,403.3,269.8
1965,2.7959,418.2,275.2
1966,2.793,430.6,284.4
1967,2.7504,435.6,284.9
1968,2.3935,450.6,292
1969,2.3901,470.5,303.4
1970,2.3959,500.3,314.5
1971,2.442,545.1,324.5
1972,2.5008,575,339.3
1973,2.451,617.3,383.7
1974,2.3403,761.7,456.2
1975,2.2216,936,498.3
1976,1.8062,1087.8,521.2
1977,1.7455,1284.5,552.9
1978,1.9195,1411.4,595.9
1979,2.1178,1565.7,670.6
1980,2.324,1784.8,765.6
1981,2.0095,1956.5,835
1982,1.7469,2105.9,851.7
1983,1.5158,2220.4,862.3
1984,1.3301,2357.3,883.3
1985,1.2833,2489.2,879
1986,1.467,2601.3,853.5
1987,1.6389,2698.3,876.3
1988,1.7814,2817.8,911.5
1989,1.6397,2962.2,956.3
1990,1.7841,3064.3,990.6