Annual Index 2010=1, Trend
1986-01-01 0.491171661817191
1987-01-01 0.468765685660467
1988-01-01 0.502872534177778
1989-01-01 0.490067922843200
1990-01-01 0.462492276973159
1991-01-01 0.502533460072939
1992-01-01 0.610043520719853
1993-01-01 0.605657439677915
1994-01-01 0.651994196390270
1995-01-01 0.644792734721817
1996-01-01 0.630906526659095
1997-01-01 0.692489541063863
1998-01-01 0.767348991975024
1999-01-01 0.802126201898244
2000-01-01 0.818513419628968
2001-01-01 0.803478988563147
2002-01-01 0.806774231960738
2003-01-01 0.840933372277027
2004-01-01 0.880224763860159
2005-01-01 0.934874250282699
2006-01-01 0.944679233957882
2007-01-01 0.999070309954224
2008-01-01 1.142485891772820
2009-01-01 1.077649382877500
2010-01-01 1.000000000000000