Year	Thousand Current Pounds
1873	669.000
1874	707.300
1875	1258.80
1876	1268.50
1877	1026.10
1878	222.300
1879	93.0000
1880	105.400
1881	77.1000
1882	90.0000
1883	88.6000
1884	101.200
1885	128.600
1886	208.000
1887	174.400
1888	196.000
1889	249.900
1890	180.400
1891	293.600
1892	457.800
1893	538.400
1894	785.000
1895	691.300
1896	708.400
1897	997.400
1898	1240.40
1899	926.400
1900	649.400
1901	678.600
1902	1458.70
1903	1405.60
1904	621.400
1905	566.200
1906	635.400
1907	374.700
1908	264.200
1909	336.000
1910	324.800
1911	60.4000
1912	51.1000
1913	164.200
1914	139.300
1915	130.200
1916	7.30000
1917	0.000000
1918	32.5000
1919	132.300
1920	1906.20
1921	2538.00
1922	174.200
1923	562.700
1924	1609.00
1925	641.600
1926	2692.30
1927	2357.00
1928	3209.00
1929	1438.30
1930	1939.00
1931	1719.10
1932	1957.40
1933	2275.00
1934	1183.00
1935	1063.10
1936	1264.40