Year	Growth Rate Previous Period
1971-01-01	11.297
1972-01-01	20.091
1973-01-01	36.640
1974-01-01	45.074
1975-01-01	-0.772
1976-01-01	16.108
1977-01-01	14.630
1978-01-01	16.414
1979-01-01	28.531
1980-01-01	19.736
1981-01-01	-3.473
1982-01-01	-6.458
1983-01-01	-0.217
1984-01-01	11.351
1985-01-01	4.086
1986-01-01	9.571
1987-01-01	16.904
1988-01-01	13.537
1989-01-01	6.877
1990-01-01	13.855
1991-01-01	1.294
1992-01-01	4.375
1993-01-01	-3.721
1994-01-01	13.423
1995-01-01	16.269
1996-01-01	4.505
1997-01-01	3.467
1998-01-01	1.598
1999-01-01	6.369
2000-01-01	13.054
2001-01-01	-4.838
2002-01-01	1.242
2003-01-01	13.981
2004-01-01	17.378
2005-01-01	11.270
2006-01-01	12.548
2007-01-01	10.494
2008-01-01	10.003
2009-01-01	-24.369
2010-01-01	18.333
2011-01-01	17.211
2012-01-01	-1.457
2013-01-01	-0.417
2014-01-01	1.738
2015-01-01	-10.695
2016-01-01	-2.569