Year	Growth Rate Previous Period
1981-01-01	12.035776690432100
1982-01-01	11.734956226339800
1983-01-01	11.170898501436300
1984-01-01	7.369677580831460
1985-01-01	5.167926661818660
1986-01-01	8.675580190831420
1987-01-01	7.622221059154240
1988-01-01	5.407252837405930
1989-01-01	5.592543936293150
1990-01-01	10.429955588105300
1991-01-01	10.064296992528900
1992-01-01	10.005158884674700
1993-01-01	7.459572984997910
1994-01-01	1.256999997219660
1995-01-01	1.730627361040050
1996-01-01	4.488137699999820
1997-01-01	4.004780912669390
1998-01-01	2.593022275499370
1999-01-01	2.188196092066200
2000-01-01	4.060938297481140
2001-01-01	3.578896297296730
2002-01-01	3.031879898608820
2003-01-01	2.981762424919620
2004-01-01	2.334060461448000
2005-01-01	3.308140689758870
2006-01-01	3.963728223571970
2007-01-01	3.978105835869110
2008-01-01	4.793563361099060
2009-01-01	-0.548011198321796
2010-01-01	-1.687473517250000