Year	% of gross capital formation
1976	38.58027751758243
1977	42.18775645927403
1978	44.19879247562816
1979	59.939543949313986
1980	38.18655562486792
1981	30.624006504584273
1982	37.38806927927428
1983	44.55273815070268
1984	43.57964493498365
1985	55.019770182058494
1986	57.42969545397537
1987	49.14176668637148
1988	29.118088096958516
1989	24.840263839681935
1990	39.84335235010555
1991	27.055624422042417
1992	20.024901013718154
1993	14.866529193332237
1994	9.604386736023846
1995	8.128675018678544
1996	9.043186489442608
1997	10.3388196963204
1998	11.105781914209608
1999	4.871774871597554
2000	14.47682067326934
2001	5.014180994462541
2002	28.294262369970657
2003	11.407363411260855
2004	6.83480061232342
2005	7.368812491473851
2006	4.180935444213801
2007	1.9311558316435384
2008	2.765976432219721
2009	9.711338560057078
2010	14.83604505921734
2011	6.162596160156543
2012	8.454314986050466
2013	5.332983601416462
2014	2.9764905837818807
2015	1.7609334545734514
2016	1.4711786093569035
2017	3.941077220380645