Year Percent 1960-01-01 134.26200000000000 1961-01-01 132.94600000000000 1962-01-01 127.61500000000000 1963-01-01 118.00399999999999 1964-01-01 125.35400000000000 1965-01-01 138.43200000000002 1966-01-01 135.07399999999998 1967-01-01 131.16600000000000 1968-01-01 126.08500000000000 1969-01-01 130.42600000000002 1970-01-01 142.29100000000000 1971-01-01 156.04900000000000 1972-01-01 171.64100000000000 1973-01-01 185.33900000000003 1974-01-01 206.11300000000000 1975-01-01 203.58200000000000 1976-01-01 189.15599999999998 1977-01-01 177.63600000000000 1978-01-01 162.05000000000000 1979-01-01 152.02400000000000 1980-01-01 145.69299999999998 1981-01-01 143.32299999999998 1982-01-01 136.52200000000002 1983-01-01 129.12800000000000 1984-01-01 125.87000000000000 1985-01-01 122.27700000000000 1986-01-01 122.82000000000000 1987-01-01 127.48500000000000 1988-01-01 135.87900000000000 1989-01-01 144.58100000000002 1990-01-01 124.33200000000001 1991-01-01 103.85000000000000 1992-01-01 99.23170000000000 1993-01-01 100.67000000000000 1994-01-01 103.61200000000001 1995-01-01 107.27300000000000 1996-01-01 110.63799999999999 1997-01-01 111.84200000000001 1998-01-01 116.31400000000000 1999-01-01 124.16700000000000 2000-01-01 126.24000000000000 2001-01-01 124.35700000000001 2002-01-01 116.19300000000000 2003-01-01 105.56000000000000 2004-01-01 102.97399999999999 2005-01-01 105.45000000000000 2006-01-01 103.34600000000000 2007-01-01 100.52200000000000 2008-01-01 102.01500000000000 2009-01-01 98.19100000000000 2010-01-01 95.29460000000000 2011-01-01 99.30860000000000 2012-01-01 104.22100000000000 2013-01-01 107.45299999999999 2014-01-01 110.73899999999999 2015-01-01 115.78500000000000 2016-01-01 121.62400000000000