Year Average 1990 = 100 1975-12-31 110.6243 1976-12-31 112.5187 1977-12-31 111.3184 1978-12-31 111.12 1979-12-31 109.5661 1980-12-31 100.9494 1981-12-31 95.4683 1982-12-31 91.9058 1983-12-31 92.607 1984-12-31 90.3544 1985-12-31 91.6506 1986-12-31 95.6789 1987-12-31 98.3879 1988-12-31 96.7319 1989-12-31 94.6128 1990-12-31 100.0015 1991-12-31 98.6849 1992-12-31 101.081 1993-12-31 105.3179 1994-12-31 105.4045 1995-12-31 109.395 1996-12-31 107.947 1997-12-31 104.9322 1998-12-31 105.6348 1999-12-31 104.3204 2000-12-31 100.4975 2001-12-31 102.2611 2002-12-31 102.6802 2003-12-31 105.8927 2004-12-31 106.6228 2005-12-31 106.5891 2006-12-31 106.8287 2007-12-31 108.2041 2008-12-31 110.7647 2009-12-31 112.7971 2010-12-31 108.9922 2011-12-31 107.9428 2012-12-31 105.4724 2013-12-31 107.3493 2014-12-31 108.2127 2015-12-31 105.7605 2016-12-31 107.2514 2017-12-31 108.8706 2018-12-31 110.4376 2019-12-31 109.8934 2020-12-31 110.5739 2021-12-31 109.8068 2022-12-31 109.869