Year	Index 2010=1, Trend
1971-01-01	0.176610496625941
1972-01-01	0.190087483092439
1973-01-01	0.207457689322400
1974-01-01	0.246070367411480
1975-01-01	0.284702892733376
1976-01-01	0.294927220089985
1977-01-01	0.321987607658236
1978-01-01	0.351090573370314
1979-01-01	0.349695075218371
1980-01-01	0.374826468315093
1981-01-01	0.404187977621610
1982-01-01	0.474900685413253
1983-01-01	0.540232627578018
1984-01-01	0.523382463427274
1985-01-01	0.557708156612454
1986-01-01	0.610097339353269
1987-01-01	0.622842041911651
1988-01-01	0.635707427331606
1989-01-01	0.676407680157022
1990-01-01	0.761313039035155
1991-01-01	0.787221292357236
1992-01-01	0.743703877872234
1993-01-01	0.740416742881558
1994-01-01	0.738069059413159
1995-01-01	0.744285360849104
1996-01-01	0.737186319170862
1997-01-01	0.736449112685938
1998-01-01	0.702834893228105
1999-01-01	0.701088026668024
2000-01-01	0.732419660427505
2001-01-01	0.796526125789318
2002-01-01	0.781883669657274
2003-01-01	0.779516777046273
2004-01-01	0.806579975549837
2005-01-01	0.829860547339056
2006-01-01	0.861292155498043
2007-01-01	0.910744789791964
2008-01-01	0.944997711001884
2009-01-01	0.977162893796134
2010-01-01	1.000000000000000