Year	% of gross capital formation
1960	4.740076551140185
1961	7.659507940613122
1962	9.869481969929685
1963	8.42955747372138
1964	13.274849253885701
1965	13.030376922240972
1966	10.326991127328775
1967	9.512820597343472
1968	8.537518825914862
1969	8.094817781486256
1970	5.9678892438398625
1971	5.4016808261257445
1972	5.74150958653806
1973	4.426992100999797
1974	3.577106055195392
1975	4.757838275823511
1976	2.3578317013862553
1977	2.244958031398394
1978	4.311675697981151
1979	2.9631387017605966
1980	1.9237599881708516
1981	4.063801948441063
1982	9.902505450317962
1983	29.49490553944799
1984	24.011056900608793
1985	24.813495009268735
1986	16.304099405522614
1987	18.260065342752277
1988	16.13689570409162
1989	16.14068426276255
1990	14.257389217734124
1991	13.8969304858715
1992	9.094621988810813
1993	5.812434835777209
1994	4.064852327702023
1995	2.036973735491503
1996	-0.0101303610243639
1997	0.14823393495934037
1998	0.9603056989485202
1999	0.11481258817799525
2000	0.8197504654482778
2001	0.4440384712844604
2002	0.4015872660797862
2003	1.2214562328508776
2004	0.7311991336529513
2005	0.8580367369662436
2006	0.6651749560088865
2007	1.031534200005217
2008	1.0197166666872632
2009	1.987845147143964
2010	1.3539640377447073
2011	0.41466789262902815
2012	0.303493518172517
2013	0.32881571829298656
2014	0.54554396167724
2015	1.0459145140063357
2016	0.906115669012556
2017	0.9079643626645706
2018	0.8671349055345131
2019	0.5399053717125554
2020	2.0674193525759437
2021	0.6570367177040075
2022	5.057953007711016