Year	Average 1990 = 100
1975-12-31	106.3615
1976-12-31	104.084
1977-12-31	105.0294
1978-12-31	104.4343
1979-12-31	107.775
1980-12-31	105.6079
1981-12-31	90.9308
1982-12-31	87.3052
1983-12-31	83.9523
1984-12-31	79.4661
1985-12-31	78.3225
1986-12-31	88.1677
1987-12-31	94.1114
1988-12-31	91.1138
1989-12-31	90.8062
1990-12-31	100.001
1991-12-31	97.3313
1992-12-31	100.7107
1993-12-31	96.9511
1994-12-31	95.3192
1995-12-31	99.5535
1996-12-31	99.6432
1997-12-31	90.7903
1998-12-31	90.8229
1999-12-31	86.6541
2000-12-31	78.4907
2001-12-31	78.6593
2002-12-31	80.6453
2003-12-31	88.9664
2004-12-31	91.2515
2005-12-31	91.6151
2006-12-31	92.7425
2007-12-31	96.9356
2008-12-31	102.5146
2009-12-31	102.7405
2010-12-31	96.1144
2011-12-31	95.0932
2012-12-31	89.448
2013-12-31	95.1521
2014-12-31	95.2283
2015-12-31	86.2775
2016-12-31	88.4533
2017-12-31	91.9026
2018-12-31	94.7059
2019-12-31	92.0617
2020-12-31	92.6061
2021-12-31	92.6727
2022-12-31	90.1343