Year	Growth Rate Previous Period
1971-01-01	8.728147261876400
1972-01-01	9.334135938775840
1973-01-01	9.439143056146440
1974-01-01	20.813227965397700
1975-01-01	33.405271607739100
1976-01-01	11.304030713071400
1977-01-01	7.607213983484430
1978-01-01	10.151065271829000
1979-01-01	13.571652446878300
1980-01-01	24.266492636594700
1981-01-01	10.911138274216100
1982-01-01	4.368870837559670
1983-01-01	4.082131427681510
1984-01-01	4.741776503287030
1985-01-01	5.244522536366670
1986-01-01	4.570506354478500
1987-01-01	4.361458171538360
1988-01-01	7.028819832279800
1989-01-01	9.573863532887790
1990-01-01	9.337609420239760
1991-01-01	7.705897096182680
1992-01-01	3.315402808548780
1993-01-01	0.546860345597612
1994-01-01	-0.603789649160942
1995-01-01	1.697836814432160
1996-01-01	1.340264864722300
1997-01-01	2.367857574712690
1998-01-01	3.670418327392980
1999-01-01	2.297625718330460
2000-01-01	2.835250133900290
2001-01-01	3.612445466246970
2002-01-01	2.485070595067790
2003-01-01	2.960194196728420
2004-01-01	1.746922579814980
2005-01-01	2.358441964967650
2006-01-01	2.217603851834220
2007-01-01	2.795287150914640
2008-01-01	2.421425805681910
2009-01-01	6.088443274453800
2010-01-01	2.052053145335440