Year	Growth Rate Previous Period
1968-01-01	19.03491755577110
1969-01-01	24.34304338969240
1970-01-01	4.73460026212318
1971-01-01	-11.97664111788930
1972-01-01	5.08233621608815
1973-01-01	19.03043968432920
1974-01-01	-16.24834248910780
1975-01-01	-7.65055131467345
1976-01-01	8.74969385255940
1977-01-01	-11.69416136478800
1978-01-01	1.69599591940833
1979-01-01	9.25391849529781
1980-01-01	29.38712269023300
1981-01-01	42.30274537632500
1982-01-01	-2.24092254947796
1983-01-01	32.27379965567810
1984-01-01	42.67878232784590
1985-01-01	17.68869518210690
1986-01-01	76.95178491968940
1987-01-01	4.07537496856674
1988-01-01	-39.06594648521840
1989-01-01	3.83734762532137
1990-01-01	-16.69421894825010
1991-01-01	-18.23167738233960
1992-01-01	7.97959394039132
1993-01-01	23.55559723864420
1994-01-01	20.18616112819010
1995-01-01	-1.87747202739235
1996-01-01	5.51639954759870
1997-01-01	9.81189911308929
1998-01-01	-14.91102507407550
1999-01-01	6.82462554326538
2000-01-01	-4.81820681948146
2001-01-01	-1.37898060690282
2002-01-01	3.46281240590186
2003-01-01	3.85785752491225
2004-01-01	17.69542204757120
2005-01-01	11.57990342036770
2006-01-01	3.08953726146712
2007-01-01	10.30845362406640
2008-01-01	-24.65497467507960
2009-01-01	-17.25252365960930
2010-01-01	3.54068787120633
2011-01-01	2.75205160896423
2012-01-01	4.81197209482167
2013-01-01	20.78765381665390
2014-01-01	9.81994876878571
2015-01-01	7.87946684599782
2016-01-01	13.07875039871130
2017-01-01	7.30469716016818