Year	Index 2010=1
1981-01-01	0.552534837992648
1982-01-01	0.602462169787125
1983-01-01	0.628451739762332
1984-01-01	0.658801402068907
1985-01-01	0.687612208258528
1986-01-01	0.700265025220142
1987-01-01	0.713858254253227
1988-01-01	0.718389330597589
1989-01-01	0.734718303838591
1990-01-01	0.754894417371976
1991-01-01	0.768573138411559
1992-01-01	0.784132683594084
1993-01-01	0.813883901855177
1994-01-01	0.841925279986322
1995-01-01	0.869111738052492
1996-01-01	0.892194579806788
1997-01-01	0.910746345216722
1998-01-01	0.941181499529794
1999-01-01	0.961186629050184
2000-01-01	0.986235786953920
2001-01-01	1.013935197059080
2002-01-01	1.025904077968710
2003-01-01	0.996665811746602
2004-01-01	0.987774643070873
2005-01-01	0.985637342908438
2006-01-01	0.979225442421134
2007-01-01	0.978456014362657
2008-01-01	1.009404120714710
2009-01-01	1.016243481234500
2010-01-01	1.000000000000000
2011-01-01	1.026502522014190
2012-01-01	1.044028383346160