Year Index 2010=1 1983-01-01 0.389610658061124 1984-01-01 0.423335249154188 1985-01-01 0.453238190241488 1986-01-01 0.467166080746757 1987-01-01 0.504440588039269 1988-01-01 0.561075056681505 1989-01-01 0.598212157477043 1990-01-01 0.624351366944983 1991-01-01 0.648374034878064 1992-01-01 0.657908928193325 1993-01-01 0.665442786172304 1994-01-01 0.656298492589961 1995-01-01 0.665134630913537 1996-01-01 0.708342910260005 1997-01-01 0.745413936197632 1998-01-01 0.775584717426542 1999-01-01 0.789555571648209 2000-01-01 0.844342099216931 2001-01-01 0.853182798079492 2002-01-01 0.844050777585749 2003-01-01 0.867699970909900 2004-01-01 0.897014155986428 2005-01-01 0.925050537562960 2006-01-01 0.955049842696959 2007-01-01 0.985182592271125 2008-01-01 0.988202461749568 2009-01-01 0.981345001824275 2010-01-01 1.000000000000000