Annual Index 2010=1, Trend
1970-01-01 0.0224918001959209
1971-01-01 0.0262548963643905
1972-01-01 0.0282605304172646
1973-01-01 0.0322417292952985
1974-01-01 0.0434634904174478
1975-01-01 0.0523381137139276
1976-01-01 0.0582846296088696
1977-01-01 0.0694859365584336
1978-01-01 0.0920308241193608
1979-01-01 0.1212316795606900
1980-01-01 0.1662993352761330
1981-01-01 0.2090136716037310
1982-01-01 0.2384572179304530
1983-01-01 0.2567509662747170
1984-01-01 0.2625105254135900
1985-01-01 0.2692523125536720
1986-01-01 0.2909337281934700
1987-01-01 0.2894846025412100
1988-01-01 0.3158632224770640
1989-01-01 0.3674884763641340
1990-01-01 0.4164848389822380
1991-01-01 0.4917478570533520
1992-01-01 0.5329853820886940
1993-01-01 0.5541876990347670
1994-01-01 0.6150828142611530
1995-01-01 0.6792424119944960
1996-01-01 0.7327323257545190
1997-01-01 0.7328206919237030
1998-01-01 0.7570681658898620
1999-01-01 0.7151711473804310
2000-01-01 0.7620345354083230
2001-01-01 0.8131169849189880
2002-01-01 0.8075645481702020
2003-01-01 0.8253319929626400
2004-01-01 0.8545197636530220
2005-01-01 0.8956259304683160
2006-01-01 0.9228536667024300
2007-01-01 0.9447449143563410
2008-01-01 0.9734815595252080
2009-01-01 0.9782537465990310
2010-01-01 1.0000000000000000