Year Measure
1800 1155
1801 1159
1802 1163
1803 1168
1804 1172
1805 1176
1806 1180
1807 1184
1808 1189
1809 1193
1810 1197
1811 1202
1812 1206
1813 1210
1814 1215
1815 1219
1816 1223
1817 1228
1818 1232
1819 1237
1820 1241
1821 1245
1822 1250
1823 1254
1824 1259
1825 1263
1826 1268
1827 1273
1828 1277
1829 1282
1830 1286
1831 1291
1832 1296
1833 1300
1834 1305
1835 1310
1836 1314
1837 1319
1838 1324
1839 1329
1840 1333
1841 1338
1842 1343
1843 1348
1844 1353
1845 1358
1846 1362
1847 1367
1848 1372
1849 1377
1850 1382
1851 1387
1852 1392
1853 1397
1854 1402
1855 1407
1856 1412
1857 1417
1858 1422
1859 1427
1860 1433
1861 1438
1862 1443
1863 1448
1864 1453
1865 1459
1866 1464
1867 1469
1868 1474
1869 1480
1870 1485
1871 1506
1872 1528
1873 1550
1874 1573
1875 1595
1876 1618
1877 1642
1878 1665
1879 1689
1880 1714
1881 1739
1882 1764
1883 1789
1884 1815
1885 1841
1886 1868
1887 1895
1888 1922
1889 1950
1890 1978
1891 2006
1892 2035
1893 2065
1894 2095
1895 2125
1896 2155
1897 2187
1898 2218
1899 2250
1900 2283
1901 2316
1902 2349
1903 2383
1904 2417
1905 2452
1906 2488
1907 2523
1908 2560
1909 2597
1910 2634
1911 2672
1912 2711
1913 2750
1914 2617
1915 2490
1916 2369
1917 2254
1918 2145
1919 2259
1920 2380
1921 2506
1922 2640
1923 2615
1924 2590
1925 2300
1926 2266
1927 2233
1928 2200
1929 1983
1930 1787
1931 1611
1932 1452
1933 1309
1934 1180
1935 1170
1936 1159
1937 1149
1938 1139
1939 1129
1940 1119
1941 1109
1942 1099
1943 1090
1944 1080
1945 1091
1946 1102
1947 1114
1948 1125
1949 1363
1950 1651
1951 2000
1952 2518
1953 3170
1954 3992
1955 5026
1956 6328
1957 7967
1958 10030
1959 12630
1960 15900
1961 20020
1962 25210
1963 31740
1964 39960
1965 50310
1966 63340
1967 79750
1968 100400
1969 126400
1970 159200
1971 160600
1972 163200
1973 165800
1974 162600
1975 160900
1976 164900
1977 145700
1978 150600
1979 148300
1980 134700
1981 122500
1982 102100
1983 89790
1984 85140
1985 76620
1986 75170
1987 70740
1988 71210
1989 72680
1990 72970
1991 70390
1992 77520
1993 75990
1994 76490
1995 77350
1996 79000
1997 99530
1998 106600
1999 107100
2000 111600
2001 111900
2002 116400
2003 114900
2004 125600
2005 118400
2006 126800
2007 125600
2008 125300
2009 121900
2010 127200
2011 133700
2012 132100
2013 127500
2014 123200
2015 122200
2016 122600
2017 125800
2018 131400
2019 137100