Year	Growth Rate Previous Period
1967-01-01	-3.40240219250257000
1968-01-01	1.63179494591458000
1969-01-01	20.18237730476890000
1970-01-01	12.10815354367690000
1971-01-01	5.52212492250867000
1972-01-01	36.32550031058450000
1973-01-01	42.37556614471520000
1974-01-01	58.95494657660970000
1975-01-01	5.22806064185546000
1976-01-01	7.31272220181561000
1977-01-01	2.02463967801762000
1978-01-01	4.97495088741450000
1979-01-01	36.03608222452070000
1980-01-01	32.62496147927520000
1981-01-01	-3.77267291394854000
1982-01-01	-2.55176055156581000
1983-01-01	-7.31210083919487000
1984-01-01	-1.55129729499071000
1985-01-01	5.38588857470916000
1986-01-01	17.06725372409140000
1987-01-01	37.28720888837680000
1988-01-01	22.86276540926330000
1989-01-01	17.34935188392600000
1990-01-01	23.57464607680510000
1991-01-01	6.50305284162292000
1992-01-01	8.01387531309730000
1993-01-01	-19.53687854753560000
1994-01-01	15.89235382371640000
1995-01-01	25.12473427234770000
1996-01-01	6.91983929882215000
1997-01-01	-7.57788402062597000
1998-01-01	17.53264460725510000
1999-01-01	-0.61777197718223600
2000-01-01	16.29100476742320000
2001-01-01	-1.10613189412435000
2002-01-01	6.42659287622451000
2003-01-01	26.09884803097790000
2004-01-01	23.56653249123990000
2005-01-01	12.33603707877150000
2006-01-01	14.75497800660800000
2007-01-01	18.00479569462520000
2008-01-01	7.15538276466239000
2009-01-01	-30.04483304405680000
2010-01-01	11.42818690155310000
2011-01-01	15.27270115975420000
2012-01-01	-9.92100358695612000
2013-01-01	0.36690861318445800
2014-01-01	5.15650789794869000
2015-01-01	-13.04899300677480000
2016-01-01	-0.00621075213727425
2017-01-01	13.52253968375910000