date,value 1929-01-01,5.805 1930-01-01,5.468 1931-01-01,4.066 1932-01-01,2.546 1933-01-01,2.038 1934-01-01,2.567 1935-01-01,2.844 1936-01-01,4.523 1937-01-01,4.66 1938-01-01,3.165 1939-01-01,3.766 1940-01-01,4.016 1941-01-01,4.431 1942-01-01,4.254 1943-01-01,4.446 1944-01-01,4.617 1945-01-01,4.6 1946-01-01,5.574 1947-01-01,6.396 1948-01-01,7.203 1949-01-01,7.431 1950-01-01,9.035 1951-01-01,8.825 1952-01-01,8.852 1953-01-01,9.229 1954-01-01,9.558 1955-01-01,10.73 1956-01-01,11.682 1957-01-01,12.285 1958-01-01,12.09 1959-01-01,13.481 1960-01-01,14.263 1961-01-01,14.588 1962-01-01,15.826 1963-01-01,17.116 1964-01-01,19.776 1965-01-01,21.502 1966-01-01,22.319 1967-01-01,23.417 1968-01-01,25.999 1969-01-01,27.258 1970-01-01,27.801 1971-01-01,28.384 1972-01-01,30.067 1973-01-01,34.248 1974-01-01,38.769 1975-01-01,38.342 1976-01-01,44.884 1977-01-01,50.706 1978-01-01,57.799 1979-01-01,67.019 1980-01-01,75.999 1981-01-01,83.883 1982-01-01,88.483 1983-01-01,96.391 1984-01-01,102.028 1985-01-01,111.746 1986-01-01,121.075 1987-01-01,119.868 1988-01-01,145.511 1989-01-01,179.309 1990-01-01,193.564 1991-01-01,202.13 1992-01-01,206.507 1993-01-01,221.693 1994-01-01,258.557 1995-01-01,283.546 1996-01-01,323.852 1997-01-01,359.937 1998-01-01,386.631 1999-01-01,375.368 2000-01-01,413.069 2001-01-01,402.921 2002-01-01,427.522 2003-01-01,455.049 2004-01-01,579.837 2005-01-01,579.254 2006-01-01,715.841 2007-01-01,818.291 2008-01-01,841.365 2009-01-01,634.718 2010-01-01,635.963 2011-01-01,787.996 2012-01-01,945.317 2013-01-01,997.315 2014-01-01,1059.898 2015-01-01,1128.699 2016-01-01,1139.417 2017-01-01,1253.852 2018-01-01,1319.931 2019-01-01,1416.836 2020-01-01,1492.331 2021-01-01,1887.008 2022-01-01,2022.836 2023-01-01,2038.447 2024-01-01,2141.925 2025-01-01,2158.961