Year	Percent of GDP
1990-01-01	8.72736418511066
1991-01-01	16.37955867949530
1992-01-01	21.29982086878640
1993-01-01	19.34741471896900
1994-01-01	17.88000296742130
1995-01-01	16.98645162255400
1996-01-01	15.81310272471350
1997-01-01	16.96058237504370
1998-01-01	21.16468108898540
1999-01-01	23.69150526979330
2000-01-01	25.74499222778850
2001-01-01	27.10475070607020
2002-01-01	28.26580726684440
2003-01-01	32.45333344412070
2004-01-01	29.39854314200810
2006-01-01	20.25374035269260
2007-01-01	7.54545632569935
2008-01-01	7.29263319916957
2009-01-01	15.62940229130750
2010-01-01	30.30678958522740
2011-01-01	35.93609867837340
2013-01-01	43.93769610956230
