Year Growth Rate Previous Period 1960-01-01 25.568887050062100 1961-01-01 20.032948929159800 1962-01-01 8.372220697227550 1963-01-01 11.600810536980700 1964-01-01 16.159782115297300 1965-01-01 3.888237592809680 1966-01-01 12.770359225127000 1967-01-01 20.530353569046000 1968-01-01 15.566625155666200 1969-01-01 16.295498084291200 1970-01-01 13.857716462473000 1971-01-01 2.703680260421370 1972-01-01 7.360450783588660 1973-01-01 15.163195013941300 1974-01-01 -3.987751904863650 1975-01-01 -10.999035822888100 1976-01-01 11.183333333333300 1977-01-01 4.099835107180320 1978-01-01 6.242350061199520 1979-01-01 7.418174997655480 1980-01-01 4.775624236074700 1981-01-01 0.999916673610509 1982-01-01 0.338255919478633 1983-01-01 3.535602696924820 1984-01-01 9.544550705425650 1985-01-01 3.725473247471670 1986-01-01 -0.233333333333341 1987-01-01 3.458068827263620 1988-01-01 9.583400613596000 1989-01-01 5.886674625769120 1990-01-01 4.076322636600160 1991-01-01 1.725000000000040 1992-01-01 -6.144015728680300 1993-01-01 -4.503796805446490 1994-01-01 0.912646675358563 1995-01-01 3.359173126615000 1996-01-01 2.299999999999980 1997-01-01 3.641251221896370 1998-01-01 -7.081663129764980 1999-01-01 0.229641406111995 2000-01-01 5.736693690518140 2001-01-01 -6.825568797399780 2002-01-01 -1.216457960644010 2003-01-01 3.702154203981280 2004-01-01 4.788458134183040 2005-01-01 1.351465495396550 2006-01-01 4.467038919910010 2007-01-01 2.824092540885540 2008-01-01 -3.351695244006540 2009-01-01 -21.862531054731600 2010-01-01 15.608440119472000 2011-01-01 -2.816901408450710 2012-01-01 0.643169539490620 2013-01-01 -0.817995910020454 2014-01-01 2.079037800687270 2015-01-01 -1.186668910957730 2016-01-01 -0.187377565795066 2017-01-01 4.394572915777740