Year	% of gross capital formation
1977	24.5556014882183
1978	11.5403225806452
1979	5.98127925117005
1980	18.8382245937424
1981	22.0188960716062
1982	16.9777298296987
1983	20.5376462795319
1984	14.6612205670351
1985	15.2859112661205
1986	20.988
1987	18.015699956389
1988	21.9162975684715
1989	17.3048403707518
1990	12.0171378986188
1991	21.1506403740598
1992	21.1538350426116
1993	18.3595988538682
1994	21.8138449306215
1995	35.4568479533756
1996	27.3014624941028
1997	16.4568719925307
1998	3.8715710723192
1999	13.8871016085523
2000	6.10209904218463
2001	9.59814528593508
2002	21.6122051504003
2003	10.2869735553379
2004	-13.4717137528493
2005	3.95886818874504
2006	4.62526766595289
2007	5.81777876302372
2008	4.39172002455925
2009	11.4360049536142
2010	11.8085004623282
2011	9.71462653697926
2012	7.57283991962492
2013	8.22575413558223
2014	7.22531533647403
2015	4.79560093454325
2016	4.14192183722804