Year	Index 2010=1, Trend
1978-01-01	0.293594566113126
1979-01-01	0.332950602736819
1980-01-01	0.387439389878057
1981-01-01	0.447275824913689
1982-01-01	0.489272603660641
1983-01-01	0.477473094647011
1984-01-01	0.468706364329624
1985-01-01	0.538199896576208
1986-01-01	0.619042091355230
1987-01-01	0.686566798752794
1988-01-01	0.699610730166398
1989-01-01	0.721733105745194
1990-01-01	0.748372072063449
1991-01-01	0.753882507821507
1992-01-01	0.740676148563663
1993-01-01	0.729929127199144
1994-01-01	0.739722887502789
1995-01-01	0.754163429976301
1996-01-01	0.770654565242347
1997-01-01	0.774475697870762
1998-01-01	0.776165670757606
1999-01-01	0.766051848493797
2000-01-01	0.747361576246580
2001-01-01	0.795920702099426
2002-01-01	0.807594700509954
2003-01-01	0.825617711444871
2004-01-01	0.849458215206225
2005-01-01	0.884575598821247
2006-01-01	0.933098642643545
2007-01-01	0.954143783605274
2008-01-01	0.989403117392801
2009-01-01	0.984630744481321
2010-01-01	1.000000000000000