Year	Growth Rate Previous Period
1971-01-01	11.828
1972-01-01	17.133
1973-01-01	35.392
1974-01-01	35.023
1975-01-01	6.986
1976-01-01	10.453
1977-01-01	14.264
1978-01-01	20.114
1979-01-01	21.696
1980-01-01	18.211
1981-01-01	0.248
1982-01-01	-5.554
1983-01-01	-1.598
1984-01-01	7.193
1985-01-01	3.707
1986-01-01	16.345
1987-01-01	15.506
1988-01-01	15.100
1989-01-01	7.325
1990-01-01	14.337
1991-01-01	2.678
1992-01-01	6.121
1993-01-01	-1.901
1994-01-01	12.182
1995-01-01	16.597
1996-01-01	3.133
1997-01-01	3.146
1998-01-01	-0.211
1999-01-01	2.133
2000-01-01	8.319
2001-01-01	-4.561
2002-01-01	1.297
2003-01-01	13.220
2004-01-01	16.193
2005-01-01	7.935
2006-01-01	12.383
2007-01-01	12.723
2008-01-01	9.142
2009-01-01	-22.750
2010-01-01	17.180
2011-01-01	15.024
2012-01-01	-1.154
2013-01-01	0.429
2014-01-01	1.768
2015-01-01	-10.644
2016-01-01	-1.444